Physics

how far from the center of the earth would a person with a weight of 469N on earth have to be to have a weight off 55.4N?

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asked by nick
  1. weight decreases as the square of distance, so since the weight ratio is

    55.4/469 = 0.1181

    the distance ratio will have to be

    1/√.1181 = 2.909

    so, what's 2.909 times the earth's radius?

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    posted by Steve

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