A hollowed-out place on the moon's surface is called a ______________.

A deep valley on the moon's surface is called a ____________.

Each complete spin or the moon on its axis is called __________.

Each complete trip of the moon around the earth is called ____________.

The shape of the moon's path around the earth is called ________________.

The path the moon takes around the earth is called its ______________.

Any object that travels around another object in space is called ______________.

This is an example of a

This is an example of a

When gravity changes, an object's __________ also changes.

A measurement of the amount of matter an object has is called its _____________.

When the lit part of the moon is getting smaller, we say the moon is ______________.

The moon's light comes from _______________ reflecting off the moon's surface.

You would weigh more on the moon than on the earth.