The earth has about 80 times the mass of the earth’s moon. The gravitational force exerted on the moon by the earth has what relation to the gravitational force exerted on the earth by the moon?
1. the same as
2. zero; the earth exerts a force on the moon,but the moon is too small and too far away to exert a force on the earth.
3. 80×
4.1/80×
1 answer
#1 is correct