A. coins

B. plates

C. lamps

D. boxes

Context: A person is trying to stack coins, plates, lamps, and boxes.

Question: The [MASK] are the hardest to stack.


A. concrete

B. asphalt

C. brick

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto brick, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. brick

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto brick, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. brick

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto brick, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. brick

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto brick, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. brick

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto brick, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. carpet

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto carpet, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. carpet

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto carpet, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. carpet

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto carpet, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. foam

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto foam, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. foam

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto foam, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. foam

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto foam, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. grass

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto grass, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. grass

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto grass, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. grass

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto grass, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. leaves

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto leaves, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. leaves

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto leaves, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. leaves

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto leaves, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. rubber

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto rubber, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. rubber

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto rubber, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. rubber

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto rubber, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. rubber

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto rubber, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. rubber

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto rubber, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. snow

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto snow, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. snow

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto snow, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. snow

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto snow, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. steel

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto steel, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. steel

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto steel, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. steel

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto steel, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. steel

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto steel, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. asphalt

C. steel

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto asphalt, a third ball onto steel, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. asphalt

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto asphalt, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. asphalt

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto asphalt, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. asphalt

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto asphalt, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. asphalt

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto asphalt, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. asphalt

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto asphalt, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. carpet

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto carpet, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. carpet

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto carpet, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. carpet

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto carpet, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. foam

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto foam, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. foam

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto foam, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. foam

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto foam, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. grass

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto grass, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. grass

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto grass, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. grass

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto grass, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. leaves

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto leaves, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. leaves

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto leaves, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. leaves

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto leaves, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. rubber

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto rubber, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. rubber

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto rubber, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. rubber

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto rubber, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. rubber

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto rubber, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. rubber

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto rubber, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. snow

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto snow, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. snow

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto snow, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. snow

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto snow, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. steel

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto steel, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. steel

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto steel, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. steel

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto steel, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. steel

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto steel, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. brick

C. steel

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto brick, a third ball onto steel, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. asphalt

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto asphalt, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. asphalt

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto asphalt, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. asphalt

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto asphalt, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. brick

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto brick, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. brick

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto brick, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. brick

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto brick, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. foam

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto foam, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. foam

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto foam, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. foam

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto foam, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. frost

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with frost, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. frost

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with frost, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. frost

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with frost, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grass

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto grass, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. grass

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grass, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grass

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grass, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grass

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grass, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grass

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto grass, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. grass

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grass, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grass

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto grass, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. grass

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grass, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. gravel

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with gravel, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. gravel

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with gravel, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. gravel

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with gravel, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. gravel

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with gravel, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. gravel

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with gravel, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grease

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grease, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grease

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grease, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. grease

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with grease, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. ice

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with ice, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. ice

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with ice, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. ice

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with ice, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. leaves

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto leaves, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. leaves

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto leaves, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. leaves

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto leaves, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. oil

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with oil, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. oil

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with oil, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. oil

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with oil, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. rubber

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto rubber, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. rubber

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto rubber, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. rubber

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with rubber, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. rubber

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with rubber, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. rubber

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with rubber, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. rubber

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with rubber, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. rubber

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with rubber, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. rubber

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto rubber, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. snow

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto snow, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. snow

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto snow, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. snow

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto snow, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. carpet

C. soap

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with soap, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. soap

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with soap, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. soap

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with carpet, the third surface is covered with soap, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. carpet

C. steel

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto steel, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. steel

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto steel, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. carpet

C. steel

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto carpet, a third ball onto steel, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. asphalt

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto asphalt, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. asphalt

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto asphalt, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. asphalt

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto asphalt, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. brick

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto brick, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. brick

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto brick, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. brick

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto brick, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. carpet

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto carpet, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. carpet

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto carpet, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. carpet

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto carpet, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. grass

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto grass, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. grass

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto grass, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. grass

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto grass, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. leaves

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto leaves, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. leaves

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto leaves, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. leaves

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto leaves, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. rubber

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto rubber, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. rubber

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto rubber, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. rubber

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto rubber, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. snow

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto snow, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. snow

D. grass

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto snow, and a fourth ball onto grass.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. snow

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto snow, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. foam

C. steel

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto steel, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. steel

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto steel, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. foam

C. steel

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto foam, a third ball onto steel, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. frost

C. carpet

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with carpet, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. carpet

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with carpet, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. carpet

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with carpet, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. grass

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with grass, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. grass

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with grass, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. grass

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with grass, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. gravel

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with gravel, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. gravel

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with gravel, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. gravel

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with gravel, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. grease

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with grease, and the fourth surface is covered with ice.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. grease

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with grease, and the fourth surface is covered with oil.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. grease

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with grease, and the fourth surface is covered with soap.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. ice

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with ice, and the fourth surface is covered with grease.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. ice

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with ice, and the fourth surface is covered with oil.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. ice

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with ice, and the fourth surface is covered with soap.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. oil

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with oil, and the fourth surface is covered with grease.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. oil

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with oil, and the fourth surface is covered with ice.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. oil

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with oil, and the fourth surface is covered with soap.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. rubber

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with rubber, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. rubber

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with rubber, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. rubber

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with rubber, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. frost

C. soap

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with soap, and the fourth surface is covered with grease.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. soap

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with soap, and the fourth surface is covered with ice.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. frost

C. soap

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with frost, the third surface is covered with soap, and the fourth surface is covered with oil.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grass

C. asphalt

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto asphalt, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. asphalt

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto asphalt, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. asphalt

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto asphalt, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. brick

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto brick, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. brick

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto brick, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. brick

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto brick, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. carpet

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto carpet, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. carpet

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with carpet, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. carpet

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with carpet, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. carpet

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with carpet, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. carpet

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto carpet, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. carpet

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with carpet, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. carpet

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto carpet, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. carpet

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with carpet, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. foam

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto foam, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. foam

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto foam, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. foam

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto foam, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. frost

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with frost, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. frost

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with frost, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. frost

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with frost, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. gravel

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with gravel, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. gravel

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with gravel, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. gravel

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with gravel, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. gravel

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with gravel, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. gravel

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with gravel, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. grease

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with grease, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. grease

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with grease, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. grease

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with grease, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. ice

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with ice, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. ice

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with ice, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. ice

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with ice, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. leaves

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto leaves, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. leaves

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto leaves, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. leaves

D. snow

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto leaves, and a fourth ball onto snow.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. oil

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with oil, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. oil

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with oil, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. oil

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with oil, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. rubber

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto rubber, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. rubber

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto rubber, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. rubber

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with rubber, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. rubber

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with rubber, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. rubber

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with rubber, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. rubber

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with rubber, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. rubber

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with rubber, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. rubber

D. steel

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto rubber, and a fourth ball onto steel.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. snow

D. carpet

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto snow, and a fourth ball onto carpet.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. snow

D. foam

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto snow, and a fourth ball onto foam.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. snow

D. leaves

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto snow, and a fourth ball onto leaves.

Question: The ball dropped onto the [MASK] bounces the most times.


A. concrete

B. grass

C. soap

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with soap, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. soap

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with soap, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. soap

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grass, the third surface is covered with soap, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grass

C. steel

D. asphalt

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto steel, and a fourth ball onto asphalt.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. steel

D. brick

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto steel, and a fourth ball onto brick.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. grass

C. steel

D. rubber

Context: A person is trying to bounce a rubber ball. They drop a first ball onto concrete, a second ball onto grass, a third ball onto steel, and a fourth ball onto rubber.

Question: The ball dropped onto the [MASK] bounces the fewest times.


A. concrete

B. gravel

C. carpet

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with carpet, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. carpet

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with carpet, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. carpet

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with carpet, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. carpet

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with carpet, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. carpet

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with carpet, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. frost

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with frost, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. frost

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with frost, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. frost

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with frost, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grass

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grass, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grass

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grass, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grass

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grass, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grass

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grass, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grass

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grass, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grease

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grease, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grease

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grease, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. grease

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with grease, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. ice

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with ice, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. ice

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with ice, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. ice

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with ice, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. oil

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with oil, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. oil

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with oil, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. oil

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with oil, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. rubber

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with rubber, and the fourth surface is covered with frost.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. rubber

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with rubber, and the fourth surface is covered with grease.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. rubber

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with rubber, and the fourth surface is covered with ice.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. rubber

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with rubber, and the fourth surface is covered with oil.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. rubber

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with rubber, and the fourth surface is covered with soap.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. soap

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with soap, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. soap

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with soap, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. gravel

C. soap

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with gravel, the third surface is covered with soap, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. carpet

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with carpet, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. carpet

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with carpet, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. carpet

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with carpet, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. frost

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with frost, and the fourth surface is covered with ice.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. frost

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with frost, and the fourth surface is covered with oil.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. frost

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with frost, and the fourth surface is covered with soap.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. grass

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with grass, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. grass

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with grass, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. grass

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with grass, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. gravel

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with gravel, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. gravel

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with gravel, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. gravel

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with gravel, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. ice

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with ice, and the fourth surface is covered with frost.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. ice

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with ice, and the fourth surface is covered with oil.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. ice

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with ice, and the fourth surface is covered with soap.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. oil

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with oil, and the fourth surface is covered with frost.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. oil

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with oil, and the fourth surface is covered with ice.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. oil

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with oil, and the fourth surface is covered with soap.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. rubber

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with rubber, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. rubber

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with rubber, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. rubber

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with rubber, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. grease

C. soap

D. frost

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with soap, and the fourth surface is covered with frost.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. soap

D. ice

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with soap, and the fourth surface is covered with ice.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. grease

C. soap

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with soap, and the fourth surface is covered with oil.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. ice

C. carpet

D. grass

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with carpet, and the fourth surface is covered with grass.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. ice

C. carpet

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with carpet, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. ice

C. carpet

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with carpet, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. ice

C. frost

D. grease

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with frost, and the fourth surface is covered with grease.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. ice

C. frost

D. oil

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with frost, and the fourth surface is covered with oil.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. ice

C. frost

D. soap

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with frost, and the fourth surface is covered with soap.

Which brick slides the shortest distance?

Question: The surface covered with [MASK] is the hardest for the brick to slide across.


A. concrete

B. ice

C. grass

D. carpet

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with grass, and the fourth surface is covered with carpet.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. ice

C. grass

D. gravel

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with grass, and the fourth surface is covered with gravel.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.


A. concrete

B. ice

C. grass

D. rubber

Context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with ice, the third surface is covered with grass, and the fourth surface is covered with rubber.

Which brick slides the longest distance?

Question: The surface covered with [MASK] is the easiest for the brick to slide across.