The ball has zero kinetic energy at the very top of its bounce. At this point, it momentarily stops before falling back down, meaning its kinetic energy is zero. Therefore, the correct response is:
At the very top of its bounce.
A student bounces a tennis ball. She drops the ball, and then it bounces back up to her. When does the ball have zero kinetic energy?(1 point)
Responses
As soon as she drops it
As soon as she drops it
At the very top of its bounce
At the very top of its bounce
Just after it hits the ground
Just after it hits the ground
Exactly when it hits the ground
1 answer
1 answer