Rotation vs Revolve

Front

What is rotation?

Back

Rotation is when an object spins around an axis. For example, the Earth rotates on its axis, which takes about 24 hours.

Front

What is revolution?

Back

Revolution is when an object moves around another object in a circular path. For example, the Earth revolves around the Sun, which takes about 365 days.

Front

How long does it take the Earth to rotate once on its axis?

Back

It takes the Earth 24 hours to complete one rotation.

Front

How long does it take the Earth to revolve around the Sun?

Back

It takes the Earth 365 days, or 1 year, to complete one revolution around the Sun.

Front

What causes day and night?

Back

Day and night are caused by the Earth's rotation on its axis. When one side of the Earth faces the Sun, it is day, and when it faces away, it is night.

Front

What causes the seasons?

Back

The seasons are caused by the Earth's revolution around the Sun and its tilt on its axis.

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, which affects how sunlight hits the Earth and causes seasons.

Front

What is the difference between rotation and revolution?

Back

Rotation is spinning on an axis, while revolution is moving around another object.

Front

What is a lunar phase?

Back

A lunar phase is the shape of the illuminated part of the Moon as seen from Earth, which changes as the Moon revolves around the Earth.

Front

What is a full moon?

Back

A full moon occurs when the entire face of the Moon is illuminated by the Sun, making it appear bright and round.