Rotation & Revolution

Front

What is rotation?

Back

Rotation is the spinning of the Earth on its axis, which takes approximately 24 hours to complete one full turn.

Front

What is revolution?

Back

Revolution is the movement of the Earth around the Sun, taking about 365.25 days to complete one full orbit.

Front

What causes day and night?

Back

Day and night are caused by the rotation of the Earth on its axis, as different parts of the Earth face the Sun or move away from it.

Front

What is the tilt of the Earth's axis?

Back

The Earth's axis is tilted at an angle of approximately 23.5 degrees, which affects the seasons.

Front

What is the significance of the summer solstice?

Back

The summer solstice occurs around June 21st in the Northern Hemisphere, marking the longest day of the year and the start of summer.

Front

What is the significance of the winter solstice?

Back

The winter solstice occurs around December 21st in the Northern Hemisphere, marking the shortest day of the year and the start of winter.

Front

What are equinoxes?

Back

Equinoxes occur twice a year (around March 21 and September 23) when day and night are approximately equal in length.

Front

How does the tilt of the Earth affect seasons?

Back

The tilt of the Earth causes different parts of the Earth to receive varying amounts of sunlight throughout the year, leading to the changing seasons.

Front

What is the difference between the Northern and Southern Hemisphere seasons?

Back

When it is summer in the Northern Hemisphere, it is winter in the Southern Hemisphere, and vice versa, due to the tilt of the Earth's axis.

Front

What is the relationship between Earth's rotation and time zones?

Back

Earth's rotation creates different time zones, as different areas of the Earth experience daylight and darkness at different times.