Earths Rotation and Revolution

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 is Earth's revolution?

Back

Earth's revolution is the movement of the Earth around the Sun, which takes about one year to complete.

Front

What causes day and night?

Back

Day and night are caused by Earth's rotation; when one side of the Earth faces the Sun, it experiences day, while the opposite side experiences night.

Front

What is an equinox?

Back

An equinox is a time of year when day and night are approximately equal in length, occurring in spring and fall.

Front

Where is the Sun directly overhead during the equinoxes?

Back

The Sun is directly overhead at the equator during the spring and fall equinoxes.

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 are the two hemispheres of the Earth?

Back

The two hemispheres are the Northern Hemisphere and the Southern Hemisphere.

Front

What causes the seasons?

Back

The seasons are caused by Earth's revolution around the Sun and the tilt of Earth's axis.

Front

What is the tilt of Earth's axis?

Back

Earth's axis is tilted at an angle of about 23.5 degrees.

Front

What is the position of Earth on March 23?

Back

The position of Earth on March 23 is typically in the Northern Hemisphere, moving towards spring.