Physics · Gravitation and Kinetic Theory
There is no stable atmosphere on the surface of the moon because:
- 1it is too close to the Earth's gravitational pool
- 2the escape velocity of gas molecules is less than their root-mean-square (rms) velocity✓
- 3it revolves continuously around the Earth
- 4it reflects light received directly from the Sun
Correct answer
the escape velocity of gas molecules is less than their root-mean-square (rms) velocity
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