WIN_5.9: Earths Rotation

Front

What is Earth's axis?

Back

An imaginary line through the poles of Earth.

Front

Why does the Sun appear to move across the sky?

Back

Because Earth rotates on its axis.

Front

How long does it take for one rotation of the Earth?

Back

About 24 hours.

Front

What causes day and night on Earth?

Back

Earth's rotation on its axis.

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 day/night cycle?

Back

The cycle of day and night caused by Earth's rotation.

Front

How can you model Earth's rotation using a lamp and a ball?

Back

Rotate the ball once around the lamp in 24 seconds.

Front

What is the effect of Earth's rotation on time?

Back

It creates a cycle of day and night, dividing time into 24-hour periods.

Front

What happens to the Sun's position in the sky throughout the day?

Back

It appears to rise in the east and set in the west due to Earth's rotation.

Front

What is the duration of one complete rotation of Earth?

Back

24 hours.