Earth's Seasons

Front

What is the summer solstice in the Northern Hemisphere?

Back

The summer solstice is the longest day of the year, occurring around June 21, when the North Pole is tilted closest to the sun.

Front

What is Earth's Axis?

Back

Earth's Axis is an imaginary vertical line that runs through the North and South Poles, around which the Earth rotates.

Front

What happens on June 21 in the Northern Hemisphere?

Back

June 21 is the summer solstice, the longest day of the year when the Northern Hemisphere is tilted towards the sun.

Front

What causes day and night on Earth?

Back

Day and night are caused by Earth's rotation on its axis, which takes approximately 24 hours.

Front

What is the longest day of the year in the Southern Hemisphere?

Back

The longest day of the year in the Southern Hemisphere is December 21, known as the summer solstice.

Front

What is Earth's revolution?

Back

Earth's revolution is the movement of Earth around the sun, taking about 365.25 days to complete one orbit.

Front

What is the equator?

Back

The equator is an imaginary line that divides the Earth into the Northern and Southern Hemispheres, located at 0 degrees latitude.

Front

What is the significance of March 21?

Back

March 21 is the vernal equinox, when day and night are approximately equal in length.

Front

What is the significance of September 21?

Back

September 21 is the autumnal equinox, marking the start of fall in the Northern Hemisphere when day and night are approximately equal.

Front

How does Earth's tilt affect seasons?

Back

Earth's tilt of about 23.5 degrees causes different parts of the Earth to receive varying amounts of sunlight throughout the year, leading to the seasons.