Given below are two statements : one is labeled as Assertion A and the other is labeled as Reason R.
Assertion (A) : Earth has atmosphere whereas moon doesn’t have any atmosphere.
Reason (R) : The escape velocity on moon is very small as compared to that on earth.
In the light of the above statements, choose the correct answer from the options given below :

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Both A and R are correct and R is the correct explanation of A

Both A and R are correct but R is NOT the correct explanation of A

A is false but R is true

A is true but R is false

answer is C.

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Detailed Solution

The escape velocity to escape from earth is very high compared to moon. The escape velocity on moon is less. So, the gas escapes the moon due to smaller size, the moon has less gravity than earth. So, it cannot hold the gases like earth, atmosphere doesn’t exist on moon but exists on earth.

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