Planets Quiz: Test Your Knowledge!
Every planet in the solar system is a unique world with its own characteristics. From Jupiter's giant storms to Saturn's rings, do you know the secrets of our celestial neighbours?
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Frequently asked questions: The Planets
Here is a preview of what awaits you in this planets quiz: 15 multiple choice questions, each with a detailed explanation so you can learn while you play. Below are a few sample questions (and their answers, so no peeking before you play!).
Which planet is nicknamed the "Red Planet"?
Answer: Mars. Mars is nicknamed the "Red Planet" because of the rusty colour of its surface, caused by the iron oxide (rust) found in abundance in its soil and atmospheric dust.
Which planet has the most spectacular ring system?
Answer: Saturn. Saturn has the most spectacular ring system in the solar system. Made up mainly of ice and rock, its rings stretch 282,000 km across but are less than 100 metres thick.
Which planet has an axis of rotation tilted at nearly 98°, making it "roll" around its orbit?
Answer: Uranus. Uranus has an axis of rotation tilted at about 98°, which makes it practically "roll" around its orbit. This extreme tilt is probably due to a collision with a massive object in the past.
What is the largest volcano in the solar system, and which planet is it on?
Answer: Olympus Mons on Mars. Olympus Mons, on Mars, is the largest volcano in the solar system. It rises to about 21 kilometres in height and its base is 600 km across, about the size of France. It is a shield volcano that is now extinct.
Which ice-covered moon of Jupiter is considered one of the best candidates to harbour extraterrestrial life?
Answer: Europa. Europa, a moon of Jupiter, is covered by a thick layer of ice beneath which lies a vast ocean of liquid water. The presence of liquid water, internal heat and chemical elements makes it one of the most promising candidates in the search for extraterrestrial life in the solar system.
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