8.4 Earth in Space Vocab

Front

Polaris

Back

the North Star

Front

Solar

Back

relating to the Sun

Front

Orbit

Back

The motion of Earth around the Sun.

Front

Daily (or Diurnally)

Back

Happening once a day.

Front

Elevation

Back

The angle of an object above the horizon.

Front

Axis

Back

An imaginary line around which an object rotates.

Front

Revolution

Back

The movement of one object around another, such as Earth around the Sun.

Front

Rotation

Back

The spinning of an object around its own axis.

Front

Celestial Body

Back

Any natural object outside of Earth's atmosphere, such as stars, planets, and moons.

Front

Ecliptic

Back

The apparent path of the Sun across the sky, which is also the plane of Earth's orbit.