This quiz works best with JavaScript enabled. Home > Science > Physics > Solar System – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Solar System Quiz 34 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When small pieces of rock moving through space enter Earth's atmosphere and completely burn up, they are called ..... A) Meteroids. B) Meteors. C) Asteroids. D) Comets. Show Answer Correct Answer: B) Meteors. 2. Between which two planets is the Asteroid Belt located? A) Venus and Earth. B) Mars and Jupiter. C) Uranus and Neptune. D) Earth and Mars. Show Answer Correct Answer: B) Mars and Jupiter. 3. The fourth planet from the Sun; also known as the "red planet." A) Neptune. B) Mercury. C) Earth. D) Mars. Show Answer Correct Answer: D) Mars. 4. A planet that is very hot and has sulfuric acid in its clouds is ..... A) Mars. B) Venus. C) Mercury. D) Earth. Show Answer Correct Answer: B) Venus. 5. How many moons does Uranus have? A) 1. B) 27. C) 0. D) 63. Show Answer Correct Answer: B) 27. 6. One of the elements found on Mars is iron. Which feature of Mars is a result of iron combining with oxygen in the atmosphere of Mars? A) The planet's red color. B) The planet's polar ice. C) The planet's breathable air. D) The reactivation of the planet's volcanoes. Show Answer Correct Answer: A) The planet's red color. 7. What keeps the planet in orbit around the sun? A) The earth's gravitational pull. B) The moons gravitational pull. C) The suns gravitational pull. D) None of above. Show Answer Correct Answer: C) The suns gravitational pull. 8. The surface of this planet appears red due to rusting iron in the rocks. A) Mercury. B) Mars. C) Pluto. D) Venus. Show Answer Correct Answer: B) Mars. 9. Which of these takes about one year to complete? A) Earth to rotate on its axis. B) The Moon to orbit Earth. C) The Sun to orbit Earth. D) Earth to orbit the Sun. Show Answer Correct Answer: D) Earth to orbit the Sun. 10. Our Solar System ..... A) Is an arrangement of 8 planets that are very close together. B) Has 8 planets, but is mostly empty space. C) Has 9 planets that are very close together. D) Has 9 planets and is mostly empty space. Show Answer Correct Answer: B) Has 8 planets, but is mostly empty space. 11. What is the second planet in our solar system A) Mars. B) Earth. C) Venus. D) Jupiter. Show Answer Correct Answer: C) Venus. 12. Which of the following is the cause of Mercury having a shorter year than Jupiter A) Mercury orbits closer to the sun. B) Mercurys orbit is more circular than Jupiter. C) Mercury rotates at a slower speed than Jupiter. D) Mercury has a more elliptical orbit than Jupiter. Show Answer Correct Answer: A) Mercury orbits closer to the sun. 13. Why does the Sun appear larger than other stars in the night sky? A) The Sun is the hottest star. B) The Sun is the closest star to Earth. C) The Sun is the biggest star in the Milky Way. D) The Sun orbits the Earth. Show Answer Correct Answer: B) The Sun is the closest star to Earth. 14. Copernicus' view of the universe A) Galaxy. B) Geocentric. C) Astonomy. D) Heliocentric. Show Answer Correct Answer: D) Heliocentric. 15. The group of inner planets are known as A) The Terrestrial Planets. B) The Gas Giants. C) The Outer Planets. D) The Hallow Planets. Show Answer Correct Answer: A) The Terrestrial Planets. 16. Mars is often called ..... due to rust in rocks. A) Red Planet. B) Blue Planet. C) Green Planet. D) Orange Planet. Show Answer Correct Answer: A) Red Planet. 17. What is the big bang theory? A) A movie. B) A planet. C) A theory of how Jupiter will crash into Saturn. D) A theory of how the Universe began. Show Answer Correct Answer: D) A theory of how the Universe began. 18. Which is considered a terrestrial planet with TWO moons? A) Earth. B) Jupiter. C) Mars. D) None of above. Show Answer Correct Answer: C) Mars. 19. Tom researches the planets and concludes that the outer planets have more moons than the inner planets. Which inquiry skill best helps him draw this conclusion? A) Observing. B) Hypothesizing. C) Making a model. D) Comparing. Show Answer Correct Answer: D) Comparing. 20. Which planet is red because of iron oxide or rust? A) Venus. B) Mars. C) Jupiter. D) Saturn. Show Answer Correct Answer: B) Mars. ← PreviousNext →Related QuizzesScience QuizzesSolar System Quiz 1Solar System Quiz 2Solar System Quiz 3Solar System Quiz 4Solar System Quiz 5Solar System Quiz 6Solar System Quiz 7Solar System Quiz 8Solar System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books