Question: A 2 kilogram cart is at point A on a track 2.5 meters above ground with a velocity of 1 meter per second. The track

A 2 kilogram cart is at point A on a track 2.5 meters above ground with a velocity of 1 meter per second. The track drops down through point B to the bottom of the track point C. Then the track curves up through point D, which is as the same height as point B. The track goes through point E 3 meters above the ground.

The kinetic energy of the block will be greatest when it reaches point

A
B
C
D
E

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