Modeling Earth's Rotation

Front

What material is best for creating a model of Earth's rotation?

Back

Clay is the best material for creating a model of Earth's rotation.

Front

What is the main purpose of a model of Earth's rotation?

Back

The main purpose is to show Earth's rotation.

Front

Why are physical models of Earth's rotation not perfect?

Back

Models have limitations in representing the object or idea.

Front

What does a model of Earth's rotation help explain?

Back

It helps explain the day and night cycle.

Front

What causes the sun to appear to move across the sky?

Back

The sun appears to move due to Earth's rotation.

Front

Define Earth's rotation.

Back

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

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of Earth on its axis; revolution is the orbit of Earth around the sun.

Front

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

Back

It takes about 24 hours for Earth to complete one rotation.

Front

What is the axis of Earth?

Back

The axis is an imaginary line that runs from the North Pole to the South Pole.

Front

What effect does Earth's rotation have on time?

Back

Earth's rotation creates the cycle of day and night.