Posted by **Sarah** on Monday, March 5, 2012 at 2:23pm.

How far above the surface of Earth would you weigh 63.6 percent of your surface weight?

- Physics -
**Steve**, Monday, March 5, 2012 at 2:45pm
If the new radius is R, and the earth's radius is r,

.636 * Mmg/r^2 = = Mmg/R^2

.636/r^2 = 1/R^2

R = r/.797 = 1.25r

plug in your favorite value for r, and figure the difference

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