Learn how to calculate the vector change in momentum of a bouncing ball in this physics tutorial! This video explains the concepts of momentum, direction, and collisions step by step, making it easy ...

Introduction Did it ever occur to you that tennis, bowling and shopping carts bumping into each other all involve collisions? It is fascinating how just a few rules of physics can predict the outcome ...

Back in the fall of 1989, I was a freshman at Williams College, and one Monday night that fall there was some sort of problem with the cable TV in our dorm, so a bunch of us went next door to watch ...