Seasons & Earth's Revolution

Front

What are the four seasons?

Back

Winter, Spring, Summer, Fall.

Front

What causes seasons on Earth?

Back

The tilt of the Earth's axis and its revolution (orbit) around the Sun.

Front

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

Back

365 days.

Front

What happens in the Northern Hemisphere during summer?

Back

Warmer temperatures and increased daylight.

Front

What is the imaginary line that separates the Northern and Southern Hemispheres?

Back

The equator.

Front

What is an equinox?

Back

A time when day and night are of equal length.

Front

What is the effect of the Earth's tilt on seasons?

Back

It causes different parts of the Earth to receive varying amounts of sunlight throughout the year.

Front

What season occurs in the Northern Hemisphere when the South is experiencing summer?

Back

Winter.

Front

What is the significance of the solstices?

Back

They mark the longest and shortest days of the year.

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.