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October 26, 2014

Homework Help: physics

Posted by roxy on Thursday, October 22, 2009 at 12:54pm.

An object has a gravitational potential energy of 24 joules when it rests on a shelf 3 m above the ground. What would be its gravitational potential energy when it is lowered to a shelf 1 m above the ground?

o A. 8 joules

o B. 12 joules

o C. 22 joules

o D. 72 joules

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