Solar System 2023

Front

Do all planets have moons?

Back

No, not all planets have moons.

Front

What marks the boundary of our solar system?

Back

Oort Cloud.

Front

Why do the inner planets orbit the sun faster?

Back

They are closer to the sun.

Front

What is the correct order of the planets from the sun?

Back

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

Front

What is the term for a deep impression left on the surface of a planet or moon when objects strike it?

Back

Crater.

Front

What are the inner planets?

Back

Mercury, Venus, Earth, Mars.

Front

What are the outer planets?

Back

Jupiter, Saturn, Uranus, Neptune.

Front

What is the Asteroid Belt?

Back

A region of space between Mars and Jupiter where many asteroids are found.

Front

What is the Kuiper Belt?

Back

A region of the solar system beyond Neptune, filled with small icy bodies.

Front

What is the difference between a planet and a dwarf planet?

Back

A planet clears its orbit, while a dwarf planet does not.