Vocabulary Rotation/Revolution

Front

The spinning of the Earth on its axis

Back

Rotation

Front

An imaginary line that passes through Earth's center at its North and South poles

Back

Axis

Front

How long it takes the Earth to rotate on its axis once

Back

24 Hours

Front

Shade cast upon a surface by something blocking light

Back

Shadow

Front

The period between dusk and dawn, facing away from the sun

Back

Night

Front

To travel in a closed path around an object such as the Earth does around the sun

Back

Revolution

Front

The PATH one object takes as it revolves around another object in space

Back

Orbit

Front

An object that revolves around a larger object, may be natural or man-made

Back

Satellite

Front

A device to determine direction: N, S, E, W

Back

Compass

Front

The time it takes Earth to rotate; 24 hours

Back

Day