The Sun, Earth and Moon Review

Front

What causes day and night?

Back

The rotation of the Earth on its axis causes day and night.

Front

What is the full moon?

Back

The full moon is a phase of the moon when it is fully illuminated as seen from Earth.

Front

What season is it in the Southern Hemisphere when it is summer in the Northern Hemisphere?

Back

It is winter in the Southern Hemisphere when it is summer in the Northern Hemisphere.

Front

What is a waning gibbous moon?

Back

A waning gibbous moon is a phase of the moon that occurs after a full moon and before the last quarter.

Front

What are the four seasons in the Northern Hemisphere?

Back

The four seasons are Spring, Summer, Autumn, and Winter.

Front

What is the Earth's rotation?

Back

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

Front

What is the difference between a new moon and a full moon?

Back

A new moon is when the moon is not visible from Earth, while a full moon is when the entire face of the moon is illuminated.

Front

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

Back

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

Front

What is the tilt of the Earth's axis?

Back

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

Front

What causes the seasons?

Back

The tilt of the Earth's axis and its orbit around the Sun cause the seasons.