Sun, Earth, Moon & Rotation/Revolution

Front

What is the 3rd planet from the Sun and the only planet in the solar system where life exists?

Back

Earth

Front

What is the outermost covering or layer of a planet?

Back

Surface

Front

What is the path an object follows as it moves around another object?

Back

Orbit

Front

What is the star at the center of our solar system that provides heat and light to Earth?

Back

Sun

Front

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

Back

Axis

Front

What is the term for the time it takes for Earth to complete one full rotation on its axis?

Back

24 hours (1 day)

Front

What is the term for the time it takes for Earth to complete one full revolution around the Sun?

Back

365 days (1 year)

Front

What is the effect called that causes the apparent movement of the Sun across the sky?

Back

Rotation of the Earth

Front

What is the term for the gravitational pull that keeps the Moon in orbit around the Earth?

Back

Gravity

Front

What is the name of the phase when the Moon is between the Earth and the Sun, making it invisible from Earth?

Back

New Moon