From the observation that the same side of the Moon always faces Earth, one can conclude that
A) the Moon does not rotate.
B) the Moon completes one rotation each time Earth rotates.
C) the Moon completes one rotation each time it completes an orbit around Earth.
D) the Moon completes two rotations each time it completes an orbit around Earth.

Question

Quizplus · Accepted Answer

The Moon is tidally locked with Earth, meaning it rotates on its axis once for every orbit it completes around Earth, resulting in the same side always facing Earth.

From the Observation That the Same Side of the Moon