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An object weighs 100 lb. on the surface of the earth. How much does it weigh 4R from the surface? (5R from the center)
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An object weighs 100 lb. on the surface of the earth. How much does it weigh 4R from the surface? (5R from the center)

User Larp
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You will have the relationF1/F2=r2^2/r1^2where, F1=100r1=Rr2=5RYou are now supposed to find F2
User Michael West
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