The kinetic energy of the ball is lowest at the highest point of its trajectory. At this point, the ball's velocity is momentarily zero before it starts to fall back down. Thus, the correct response is:
when the ball is at its highest point.
1 answer
The kinetic energy of the ball is lowest at the highest point of its trajectory. At this point, the ball's velocity is momentarily zero before it starts to fall back down. Thus, the correct response is:
when the ball is at its highest point.