Seasons

Front

What causes the seasons on Earth?

Back

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

Front

What is the tilt of the Earth's axis?

Back

The angle at which the Earth's axis is tilted from vertical, approximately 23.5 degrees.

Front

What is the Winter Solstice?

Back

The Winter Solstice is the shortest day of the year, occurring around December 21st in the Northern Hemisphere.

Front

What happens during the Summer Solstice?

Back

The Summer Solstice is the longest day of the year, occurring around June 21st in the Northern Hemisphere.

Front

What is the equinox?

Back

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

Front

What is the difference between the Northern and Southern Hemispheres during summer?

Back

When it is summer in the Northern Hemisphere, it is winter in the Southern Hemisphere, and vice versa.

Front

What is direct sunlight?

Back

Direct sunlight refers to sunlight that hits the Earth at a steep angle, providing more warmth and light.

Front

What is indirect sunlight?

Back

Indirect sunlight refers to sunlight that hits the Earth at a shallow angle, providing less warmth and light.

Front

How does the Earth's rotation affect day and night?

Back

The Earth's rotation on its axis causes day and night; one full rotation takes about 24 hours.

Front

What is the significance of the Earth's revolution around the Sun?

Back

The Earth's revolution around the Sun takes about 365.25 days and is responsible for the changing seasons.