Seasons

Front

What causes day and night?

Back

The Earth rotating on its axis.

Front

What is an imaginary line that runs through the poles of a planet?

Back

Axis.

Front

What is a solstice?

Back

Either the longest or shortest day of the year for a hemisphere.

Front

What is an imaginary line drawn around Earth that divides it into two halves?

Back

Equator.

Front

What is marked by equal days and nights - 12 hours each?

Back

Equinox.

Front

What is the term for the movement of the Earth around the Sun?

Back

Revolution.

Front

What is the term for the spinning of the Earth on its axis?

Back

Rotation.

Front

What are the two solstices in a year?

Back

June 21 or 22 and December 21 or 22.

Front

What is the significance of the equator?

Back

It divides the Earth into the Northern and Southern Hemispheres.

Front

What happens during an equinox?

Back

The day and night are approximately equal in length.