Front

What causes moon phases?

Back

The revolution of the Moon around the Earth.

Front

About how often does the moon revolve around the earth?

Back

About a month.

Front

What causes there to be longer number of hours of light during the summer?

Back

Earth tilts toward the sun in summer.

Front

What is it called when sunlight shines equally on the northern and southern hemispheres?

Back

Equinox.

Front

Which statement is NOT true about seasons on Earth?

Back

They are affected by Earth's distance from the Sun.

Front

What is the term for the path the Earth takes around the Sun?

Back

Orbit.

Front

What is the tilt of the Earth's axis?

Back

The angle at which the Earth is tilted in relation to its orbit around the Sun.

Front

What is a solstice?

Back

The time when the Sun is at its highest or lowest point in the sky at noon, marking the longest and shortest days.

Front

What is the difference between waxing and waning?

Back

Waxing means the Moon is getting bigger, while waning means it is getting smaller.

Front

What is the primary reason for seasons on Earth?

Back

The tilt of Earth's axis.