If a moon is asymmetric,but it has a circular orbit around a planet,over time
A) its orbit will become more elliptical.
B) its orbit will decay and the moon eventually will be torn apart.
C) its rotation rate will become equal to its orbital period.
D) its rotation rate will increase.

Question

Quizplus · Accepted Answer

If the moon has a circular orbit, that means it is in synchronous rotation with the planet, meaning its rotation rate is already equal to its orbital period. Even if the moon is asymmetric, there is no reason for its orbit to become more elliptical or decay over time.

If a Moon Is Asymmetric,but It Has a Circular Orbit