The Solar System Quiz – Planets, the Sun and the Moon (Grades 4–6)
A space science quiz for grades 4–6 about the Solar System: the eight planets, the Sun, the Moon, gravity, orbits and what causes day and night. 12 questions with short explanations.
- Grades 4–6
- 12 questions
- About 6 min
Free. It's copied to your account, and you can edit it anytime.
Questions
Correct answers aren't marked here, so you can use this page as a test. You'll see them in your account after you use the quiz.
- 1Single choice
Which planet is closest to the Sun?
- Venus
- Mercury
- Mars
- Earth
- 2Single choice
What is the largest planet in the Solar System?
- Saturn
- Neptune
- Jupiter
- Earth
- 3Single choice
How many planets are there in the Solar System?
- 7
- 8
- 9
- 10
- 4True / False
The Sun is a star.
- True
- False
- 5Single choice
Which planet is known as the Red Planet?
- Mars
- Jupiter
- Venus
- Mercury
- 6Single choice
How long does it take Earth to travel once around the Sun?
- About 24 hours
- About 30 days
- About 365 days
- About 10 years
- 7Single choice
What causes day and night on Earth?
- Earth spinning on its axis
- Earth traveling around the Sun
- The Moon blocking the Sun
- The Sun moving around Earth
- 8Multiple choiceMore than one correct answer
Which of these planets are gas giants? Select all that apply.
- Jupiter
- Mars
- Saturn
- Venus
- Mercury
- 9Type answer
What is the name of the force that keeps the planets in orbit around the Sun?
Written answer:
- 10Single choice
Which planet is famous for its bright, spectacular rings?
- Mars
- Mercury
- Venus
- Saturn
- 11True / False
The Moon produces its own light.
- True
- False
- 12Single choice
Which planet is the hottest, even though it is not the closest to the Sun?
- Mercury
- Venus
- Mars
- Jupiter