An object having a mass of 2.0 kilograms falls from a height of 15 meters. what is its kinetic energy when it hits the ground?
a. 30 joules
b. 2.2 * 102 joules
oc 2.9x 102 joules
d. 3.3 * 102 joules
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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?

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