An object has a potential energy of 400 J with a mass of 20 kg and gravity of 10 N . The height of theÂ object is:_x005F_x000D_

An object has a potential energy of 400 J with a mass of 20 kg and gra

1.	An object has a potential energy of 400 J with a mass of 20 kg and gravity of 10 N . The height of theÂ object is:_x005F_x000D_
A.	0.5 m
B.	4 m
C.	1 m
D.	2 m
Answer» E.