Explain what it means to say that energy is conserved as a ball falls toward the ground.

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asked Jun 7, 2017 109k views

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Knightpfhor · Answer 1 · 2017-06-12T06:41:29+0000

Assuming no air resistance, as the ball falls, it loses potential energy (U = mgh) but since it increases in speed, it gains kinetic energy. The kinetic energy gain and potential energy loss cancels out, and therefore mechanical energy is conserved.

Explain what it means to say that energy is conserved as a ball falls toward the ground.

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