The solar system is made up of the sun, the nine planets and other celestial bodies that orbit around it. Our solar system is believed to have been formed over 4 billion years ago. Below is a sixth-grade solar system quiz that...
Questions: 15 | Attempts: 28272 | Last updated: Oct 12, 2020
I'm the closest planet to the sun.
Questions: 20 | Attempts: 10805 | Last updated: Sep 16, 2020
Which planet receives the most energy from the sun?
Questions: 25 | Attempts: 5600 | Last updated: Mar 16, 2020
Which of the following planets is surrounded by thick clouds that trap energy from the sun, making the planet incredibly warm