Unit 6 RETEST

Front

What is the surface of the Earth primarily composed of?

Back

Solid

Front

What force keeps the moon in orbit around the Earth?

Back

Earth's gravity

Front

Who was the second man to walk on the Moon?

Back

Buzz Aldrin

Front

What force keeps the Earth in orbit around the Sun?

Back

Sun's gravity

Front

What is a natural or artificial body orbiting a planet or star called?

Back

Satellite

Front

What is the term for the path an object takes as it moves around another object in space?

Back

Orbit

Front

What is the name of the force that attracts two bodies towards each other?

Back

Gravity

Front

What is the term for the study of celestial objects and phenomena?

Back

Astronomy

Front

What is the Earth's atmosphere primarily composed of?

Back

Nitrogen and Oxygen

Front

What is the term for a celestial body that orbits a planet?

Back

Moon