CTET PAPER II 2019 · PYQ · Geography / Solar System · medium
Statement (A): Only one side of the moon is visible to us on Earth. Statement (B): The moon moves around the Earth in about 27 days and takes exactly the same time to complete 1 spin. Select the correct option from the given alternatives.
A.Both (A) and (B) are true and (B) is the correct explanation of (A).✓ Correct
B.Both (A) and (B) are true, but (B) is not the correct explanation of (A).
C.(A) is true, but (B) is false.
D.(A) is false, but (B) is true.
Explanation
The Moon is tidally locked with Earth—it takes the same time (~27.3 days) to complete one rotation on its axis as it does to revolve around Earth. This synchronous rotation means the same side of the Moon always faces Earth. So (B) correctly explains (A).
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