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nurshn nurshn
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11 years ago
How Newton concluded that the force of gravity is inversely proportional to the square of the distance and not the distance?

How did he figure out that?
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#1
11 years ago
because an apple fell on his head
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#2
11 years ago
He knew the orbital periods of several planets and their distances from the sun. Based on that only one equation fit all the data.
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11 years ago
He knew that planets orbited the sun in Ellipses, and when combined with his 2nd law of motion, only a 1/r^2 law can produce those. As a bonus, he also determined that orbits could be any conic section, not just ellipses.
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leojesse2leojesse2
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11 years ago
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