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Determine the ratio of Earth's gravitational force exerted on an 80-kg person when at Earth's surface and when 1400 km above Earth's surface. The radius of Earth is 6370 km.
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Determine the ratio of Earth's gravitational force exerted on an 80-kg person when at Earth's surface and when 1400 km above Earth's surface. The radius of Earth is 6370 km.

User DivinesLight
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F=(Gm1m2)/r^2

ratio = (1/6370^2) / (1/7770^2) = 1.48786378457

User Mohammed Fathi
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