Quote: by Einstein's general relativity, the earth has 1.5 millimeters more radius than it should have for its surface area

Quotation Skeleton

Einstein said that space is curved and that … The rule that Einstein gave for the curvature … take a sphere small enough that the density … of matter inside it is effectively constant, then … Suppose we take the earth as an example … Putting in the mass of the earth … it turns out that the earth has 1.5 … [p. 42-7] The average curvature above the earth varies … as a gravitational force.   Google-1   Google-2

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Quote: space is curved, matter is the source of the curvature, and it is that curvature that we see as gravitational force

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Topic: general relativity (47 items)