Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test General Knowledge Geography (World Geography) Origin and evolution of Universe Solar system
Lack of atmosphere around the Moon is due to
1
low escape velocity of air molecule and low gravitational attraction
2
high escape velocity of air molecule and low gravitational attraction
3
low gravitational attraction only
4
More than one of the above
5
None of the above