Vasquez 3.5 Earth's Movement and Seasons

Front

What is Earth's axis?

Back

An imaginary line that passes from Earth's North Pole through its center to the South Pole.

Front

What causes seasons on Earth?

Back

Seasons happen because of Earth's tilted axis.

Front

What happens during a solstice?

Back

The sun is at its greatest distance north or south of the equator.

Front

When does the midday sun appear directly above an observer?

Back

On the summer solstice at that location.

Front

What is the equator?

Back

An imaginary line that divides the Earth into the Northern and Southern Hemispheres.

Front

What is the significance of the autumnal equinox?

Back

It marks the beginning of autumn in the Northern Hemisphere when day and night are approximately equal.

Front

What is the significance of the spring equinox?

Back

It marks the beginning of spring in the Northern Hemisphere when day and night are approximately equal.

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of Earth on its axis, while revolution is the orbit of Earth around the Sun.

Front

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

Back

It takes approximately 24 hours for Earth to complete one rotation.

Front

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

Back

It takes approximately 365.25 days for Earth to complete one revolution around the Sun.