Which sentence states a fact?
Cheeses made from cow's milk taste better than cheeses made from sheep's milk. Cheese is often made from milk that comes from cows, sheep, or goats.
A fact is something that can be proved to be true.
The month of July has more days than the month of June.
This is a fact. It can be proved by looking at a calendar and counting the number of days in each month.
An opinion is something that a person believes, thinks, or feels. An opinion cannot be proved true.
July is a better month than June for camping.
This is an opinion. People may have different opinions about which month is "better" for camping.
The first sentence states a fact.
Cheese is often made from milk that comes from cows, sheep, or goats.
It can be proved by looking up information about cheese.
The second sentence states an opinion.
Cheeses made from cow's milk taste better than cheeses made from sheep's milk.
Better shows what a person believes, thinks, or feels. Another person might have a different opinion about which kind of cheeses tastes better.