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Chemistry, 07.10.2019 17:40 crazylife77

A2-kg bowling ball is 2.5 meters off the ground on a post when it falls. just before it reaches the ground, it is traveling 7 m/s. assuming that there is no air resistance, which statement is true?

the initial potential energy is less than the final kinetic energy.

the intial potential energy is greater than the final kinetic energy.

the mechanical energy is conserved.

the mechanical energy is not conserved.

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