Q1. What is the net force acting on the ball?
(follow the GRESA method to answer the question)

force acting on the ball is gravity. Gravity slows the ball down when going up, and, speeds the ball up when coming down. At the top of its path, gravity is still acting -- there is a net downward force and the ball is not in equilibrium even though the speed is zero.

Explanation:

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answer; i had to look this up and the only one i found was(last only 15 minutes) plz check first and good luck;