Front

How long does it take for the Earth to do one rotation on its axis?

Back

24 hours

Front

What causes day and night?

Back

Earth's rotation on its axis

Front

What causes different constellations to be visible from Earth at different times of year?

Back

Earth's orbit around the sun

Front

What is the definition of Earth's orbit?

Back

The path that Earth takes as it moves around the Sun.

Front

What is the definition of rotation?

Back

The spinning of Earth on its axis.

Front

How long does it take for the Earth to complete one orbit around the Sun?

Back

365 days

Front

What is the axis of the Earth?

Back

An imaginary line that goes through the North and South Poles.

Front

What is a constellation?

Back

A group of stars that form a recognizable pattern.

Front

What is the significance of the Earth's tilt?

Back

It causes the seasons as the Earth orbits the Sun.

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of Earth on its axis; revolution is the movement of Earth around the Sun.