A ball is thrown straight up. At what point does the ball have the most energy?
(a) At the highest point of its path.
(b) When it is first thrown.
(c) Just before it hits the ground.
(d) When the ball is halfway to the highest point of its path.
(e) Everywhere; the energy of the ball is the same at all of these points.
Ans: (e) Everywhere; the energy of the ball is the same at all of these points.
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