Vocabulary Rotation/Revolution

Front

What is the term for the shade cast upon a surface by something blocking light?

Back

Shadow

Front

What do we call the spinning of the Earth on its axis?

Back

Rotation

Front

What is the period between dusk and dawn, when we are facing away from the sun?

Back

Night

Front

What is the term for traveling in a closed path around an object, like the Earth around the sun?

Back

Revolution

Front

What is the imaginary line that passes through Earth's center at its North and South poles?

Back

Axis

Front

What is the term for the path that an object takes as it moves around another object in space?

Back

Orbit

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of an object on its axis, while revolution is the movement of one object around another.

Front

What causes day and night on Earth?

Back

Day and night are caused by the rotation of the Earth on its axis.

Front

How long does it take for the Earth to complete one rotation?

Back

Approximately 24 hours.

Front

How long does it take for the Earth to complete one revolution around the sun?

Back

Approximately 365.25 days.