The direction of motion of the Moon in the sky, against the background of stars is
A) always eastward.
B) mostly eastward, but occasionally (at full Moon) westward.
C) always westward, in concert with the stars.
D) sometimes eastward but mostly westward.

Question

Quizplus · Accepted Answer

The Moon moves eastward against the background of stars, which is observable as it orbits Earth. This eastward motion is due to the Moon's orbit around Earth in the same direction that Earth rotates on its axis.

The Direction of Motion of the Moon in the Sky