The total energy change of a body which covers a vertical height is constituted completely by the potential energy change only when ______

It moves for some time, then rests, then moves again

It moves with a decreasing velocity

The total energy change of a body which covers a vertical height is c

1.	The total energy change of a body which covers a vertical height is constituted completely by the potential energy change only when ______
A.	It moves slowly
B.	It moves quickly
C.	It moves for some time, then rests, then moves again
D.	It moves with a decreasing velocity
Answer» B. It moves quickly

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