Front

What is Earth's rotation?

Back

Earth's rotation is the spinning of the Earth on its axis, which takes about 24 hours to complete.

Front

What causes day and night?

Back

Day and night are caused by Earth's rotation on its axis.

Front

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

Back

It takes 24 hours for Earth to complete one rotation.

Front

What is Earth's orbit?

Back

Earth's orbit is the path that Earth takes as it moves around the Sun.

Front

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

Back

It takes about 365 days for Earth to complete one orbit around the Sun.

Front

What is a time zone?

Back

A time zone is a region of the Earth that has the same standard time.

Front

Why do we have time zones?

Back

We have time zones because of Earth's rotation on its axis, which causes different parts of the world to experience day and night at different times.

Front

What is a shadow?

Back

A shadow is a dark area created when an object blocks light.

Front

What time of day is it when shadows are long?

Back

Shadows are long in the morning and evening.

Front

What time of day is it when shadows are short?

Back

Shadows are short at noon.