A rubber ball moving horizontally at 8.50 m/s hits a brick wall and bounces back with exactly the same speed but in the opposite direction.During this collision,its change in momentum is zero.

Question

Quizplus · Accepted Answer

The change in momentum is not zero because the direction of the velocity changes, resulting in a change in momentum. The magnitude of the change in momentum is twice the initial momentum.

A Rubber Ball Moving Horizontally at 8