Solar System & Beyond Review

Front

Why do planets orbit the Sun?

Back

The Sun is the most massive object in our solar system, so it exerts the greatest gravitational pull.

Front

What do all planets have in common?

Back

They are all nearly round and orbit the Sun.

Front

What two factors affect the magnitude of the force of gravity between two objects?

Back

Mass and distance.

Front

A large round object revolving around a star would be considered a _________.

Back

Planet.

Front

What is the correct order of the planets in the Solar System, starting closest to the Sun?

Back

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

Front

What is gravity?

Back

Gravity is a force that attracts two bodies towards each other, depending on their masses and the distance between them.

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not emit its own light, while a star generates its own light and heat through nuclear fusion.

Front

What are the inner planets?

Back

The inner planets are Mercury, Venus, Earth, and Mars, which are rocky and closer to the Sun.

Front

What are the outer planets?

Back

The outer planets are Jupiter, Saturn, Uranus, and Neptune, which are gas giants and located farther from the Sun.

Front

What is an asteroid?

Back

An asteroid is a small rocky body that orbits the Sun, primarily found in the asteroid belt between Mars and Jupiter.