The rotation of Earth helps to produce the cycle of __________ and ___________.

How much of the Moon is lit during a Full Moon?

A ____________ eclipse occurs when the Moon's shadow appears on Earth's surface.

A spinning motion is called a ___________________.

The path that an object follows as it moves around another object is called an ____________.

A solar eclipse can only occur when the Moon is in the _________ ___________ phase.

The ___________ of Earth's rotation axis is always in the same direction by the same amount.

Each makes one complete revolution around the Sun every _________________.

Which side of the Moon, east or west, is lit during the waning phases?

Describe what the first quarter phase looks like.

A lunar eclipse can only occur during the _________ _________ phase.

Describe what the waxing crescent phase looks like.

The ___________ ____ ________________ __________________ states that the pull of gravity between two objects depends on the masses of the objects and the distance between them.