The depressions on the moon are impact craters formed by collisions with asteroids and comets.
craters :]
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Craters
craters are depressions on the moon's surface caused by meteoric or asteroid impact. another theory is that it may have been caused by volcanic explosions but meteoric impacts are the major reason the craters.
A crater.
A crater.
CRESENTS
they are called valleys
No
Crators? If that's what you mean by circular depression.
Because of the depressions that the glaciers left behind.
The maria's on the moon were formed by meteors slamming into it.