Earth’s Orbit & Rotation

Front

What causes day and night?

Back

Earth's rotation on its axis.

Front

How long does it take the Earth to orbit around the sun?

Back

365.25 days.

Front

What causes the need for time zones?

Back

Earth's rotation on its axis.

Front

What is the phenomenon that provided evidence against a geocentric model called?

Back

Stellar parallax.

Front

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

Back

Morning.

Front

What is Earth's axis?

Back

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

Front

What is orbit?

Back

The path one object takes around another object in space.

Front

What is the difference between rotation and revolution?

Back

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

Front

What is a time zone?

Back

A region of the Earth that has the same standard time.

Front

What is the sun's role in Earth's orbit?

Back

The sun's gravity keeps Earth in orbit around it.