If two objects collide, will the collision force be twice as big as the original force?
56664
Is two cars colliding at 50mph the same as one car colliding into a wall at 100 mph?
59321
force applied not on the center of mass
53006
How is frictional force dependent on normal reaction?
62259
What will be the effect on a rigid body if two unlike unequal parallel forces act on the body?
33271
Two bodies of finite size treated as two point masses in Newtonian gravity
91612
Force inversely proportional to the squared distance
144615
How much work can a force on a spring do? (Why are two methods wrong?)
119346
How far apart do two objects have to be for there to be negligible force between them?
80645
Time for two relativistic objects to meet
121320
Why is there conservation of kinetic energy in elastic collision and not in inelastic collision?
62189
Equal and opposite reaction - forces coming in pairs - or just common sense?
122902
Kinetic energy conservation in a collision
28757
What happens when a "matter-black-hole" and an "anti-matter-black-hole" collide?
23127
Don't heavier objects actually fall faster because they exert their own gravity?
143803
The elusive difference between force and impulse
32406
Does shoving a creature break its grapple on another?
83112
Does the contact area affect friction forces?