Earth, Sun, and Moon Review

Front

What causes the different phases of the Moon?

Back

The relative positions of the Earth, Moon, and Sun change.

Front

How long does it take for Earth to make a full rotation?

Back

24 hours.

Front

What is the invisible line that passes through the North Pole and the South Pole called?

Back

Earth's axis.

Front

Why does the Moon appear to change shape during its phases?

Back

It reflects a different amount of light due to alignment with Earth and the Sun.

Front

What is the order of the Moon phases?

Back

w, x, z, y.

Front

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

Back

Orbit.

Front

What is the name of the force that keeps the Moon in orbit around the Earth?

Back

Gravity.

Front

What is the term for the time it takes for the Moon to complete one full orbit around the Earth?

Back

Lunar month (about 29.5 days).

Front

What is the effect of the Earth's tilt on the seasons?

Back

It causes different parts of the Earth to receive varying amounts of sunlight throughout the year.

Front

What is the term for the imaginary line that divides the Earth into the Northern and Southern Hemispheres?

Back

Equator.