Vocab Review

Front

The Earth's _______ is an imaginary line from the North to South Pole.

Back

axis

Front

Spinning of an object on its axis is called______

Back

rotation

Front

The Earth completes one of these every 365.25 days

Back

revolution

Front

Path of an object revolving around another

Back

orbit

Front

Moon's appearance changes:

Back

phases

Front

Bulge of water on Earth's side closest to the moon produces ___________.

Back

high tide

Front

An object orbiting the sun, rounded by its gravity, and has cleared its orbit.

Back

planet

Front

A body that orbits a planet

Back

satellite

Front

For a solar eclipse to occur:

Back

The moon must be directly between Earth and the Sun.

Front

Mass is:

Back

the amount of matter in an object.