There is no atmosphere in moon, because :
A. It is closer to earth
B. It revolve around the earth
C. It obtain light from sun
D. Escape velocity is less than root-mean-square velocity.
Answer:D
There is no atmosphere in moon, because :
A. It is closer to earth B. It revolve around the earth C. It obtain light from sun D. Escape velocity is less than root-mean-square velocity.