Posted by ginger on Thursday, January 26, 2012 at 9:41pm.
Calculate the force of gravity on a 10 kg mass if it were 6.4x10^6 m above Earth's surface (that is, if it were 2 Earth radii from Earth's center.)

physics  Damon, Thursday, January 26, 2012 at 9:43pm
Twice as far from center of earth so 1/4 of the gravitational force
(1/4)(9.81)(10)