Earth’s Orbit & Rotation

Front

What causes day and night?

Back

Earth's rotation on its axis.

Front

What time of day does a long shadow to the west indicate?

Back

Morning.

Front

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

Back

Earth's orbit around the sun.

Front

What time of day does a short shadow indicate?

Back

Noon.

Front

Why does the sun appear to move across the sky?

Back

Earth's rotation on its axis.

Front

What is Earth's orbit?

Back

The path Earth takes as it moves around the sun.

Front

How long does it take for Earth to complete one rotation?

Back

About 24 hours.

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 difference between rotation and revolution?

Back

Rotation is when Earth spins on its axis; revolution is when Earth orbits the sun.