One complete rotation of Earth takes about 24 hours. This rotation helps produce Earth's cycle of _____________ and _____________.

A spinning motion is called a ______________.

Earth rotates in a ________________________________ direction.

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

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

The Law of Universal Gravitation states that the pull of _______________ between two objects depends on the mass of the objects and the distance between them.

The Earth rotates on an imaginary line through its center called the _______________ ___________.