Astronomy Review

Front

What is the force that causes orbits?

Back

Gravity is the force that causes orbits.

Front

Which planet is the third planet from the Sun?

Back

Earth is the third planet from the Sun.

Front

What is Kepler's 1st law of planetary motion?

Back

Kepler's 1st law states that orbits are elliptical.

Front

What is a large space rock that orbits the sun called?

Back

A large space rock that orbits the sun is called an asteroid.

Front

What makes the moon look bright in the sky?

Back

The moon reflects light from the Sun.

Front

What is the primary source of light for the Earth?

Back

The Sun is the primary source of light for the Earth.

Front

What is the difference between a planet and a moon?

Back

A planet orbits a star, while a moon orbits a planet.

Front

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

Back

The path is called an orbit.

Front

What is the main component of the universe that is made up of stars, gas, and dust?

Back

A galaxy is the main component of the universe made up of stars, gas, and dust.

Front

What is the term for the gravitational pull that keeps planets in orbit around the Sun?

Back

The gravitational pull is known as gravitational attraction.