Astronomy Review

Which planet has an atmosphere filled with heavy clouds that keep a lot of heat, making it the hottest planet?

• Venus
• Earth
• Neptune
• Uranus
• Mercury

Which planet is most commonly known for its rings made of chunks of ice and rocks?

• Saturn
• Earth
• Neptune
• Uranus
• Mercury

Which is the smallest planet in our solar system?

• Mercury
• Earth
• Neptune
• Uranus
• Mars

Which natural object in space in the main source of light and energy on Earth?

• Sun
• Earth
• Neptune
• Uranus
• Mercury

Which planet rotates on its side and has 26 moons?

• Uranus
• Earth
• Neptune
• Mercury
• Mars

Which is the biggest planet in the solar system?

• Jupiter
• Earth
• Neptune
• Uranus
• Mercury

Which planet is known as the “red planet” and has the biggest volcano in the solar system?

• Mars
• Earth
• Neptune
• Uranus
• Mercury

Which planet was considered the 9th planet in our solar system but not anymore?

• Pluto
• Earth
• Neptune
• Uranus
• Mercury

Which planet is light blue and has rings that are hard to see? It is the farthest planet.

• Neptune
• Earth
• Uranus
• Mercury
• Mars

Which is the only planet that can supports living things?

• Earth
• Neptune
• Uranus
• Mercury
• Mars