A ball is tossed vertically upward.When it reaches its highest point (before falling back downward) ,
A) the velocity is zero,the acceleration is directed downward,and the force of gravity acting on the ball is directed downward.
B) the velocity is zero,the acceleration is zero,and the force of gravity acting on the ball is zero.
C) the velocity is zero,the acceleration is zero,and the force of gravity acting on the ball is directed downward.
D) None of the above
Correct Answer:
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