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Q: A 4-kilogram cat is resting on top of a bookshelf that is 3 meters high. What is the cat’s gravitational potential energy relative to the floor if the acceleration due to gravity is 9.8 m/s2? A. 7 J
B. 12 J C. 29 J D. 118 J
A: B. 12
Mayang30|Points 383|
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Asked 9/29/2012 12:27:01 AM
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Energy from the sun reaches Earth mostly by A. conduction. B. convection. C. radiation. D. thermal expansion.
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Updated 2/20/2015 2:06:33 PM
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Energy from the sun reaches Earth mostly by RADIATION.

Added 2/20/2015 2:06:31 PM
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