A 10kg stone and a 100kg stone are released from rest at the same height above t

Question

A 10kg stone and a 100kg stone are released from rest at the same height above the ground. There is no appreciable air drag. Which of the following statements is or are true. ( More than one statement may be true.)

A. Both stones have the same initial gravitational potential energy.

B. Both stones will have the same acceleration as they fall.

C. Both stones will have the same speed when they reach the ground.

D. Both stones will have the same kinetic energy when they reach the ground.

E. Both stones will reach the ground at the same time.

Explanation / Answer

B. Both stones will have the same acceleration as they fall.

C. Both stones will have the same speed when they reach the ground.

E. Both stones will reach the ground at the same time.

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