This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 17 Stars And The Solar System – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 17 Stars And The Solar System Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which planet is light enough to float in a large pool of water? A) Earth. B) Jupiter. C) Saturn. D) Venus. Show Answer Correct Answer: C) Saturn. 2. Which of the following is a moon phase? A) New. B) Gibbous. C) Crescent. D) All the above. Show Answer Correct Answer: D) All the above. 3. How long does it take for the Earth to complete one rotation on its axis? A) 12 hours. B) 365 days. C) 24 hours. D) 28 days. Show Answer Correct Answer: C) 24 hours. 4. What is astronomical unit denoted by A) On. B) Ly. C) Au. D) WH. Show Answer Correct Answer: C) Au. 5. What causes the sun to rise in the East and set in the West? A) The rotation of the SUn on its axis. B) The rotation of the Earth on its axis. C) The rotation of the Earth around the Sun. D) The rotation of the Sun around the Earth. Show Answer Correct Answer: B) The rotation of the Earth on its axis. 6. Which one of the following is one of the 7 well-known ancient sages or rishis A) Atri. B) Vishwamitra. C) Brighu. D) Vyasa. Show Answer Correct Answer: A) Atri. 7. Which of the following is NOT a planet in our Solar System? A) The Moon. B) Mars. C) Venus. D) Neptune. Show Answer Correct Answer: A) The Moon. 8. Which planet is closest to the sun? A) Uranus. B) Mercury. C) Neptune. D) Earth. Show Answer Correct Answer: B) Mercury. 9. The smallest planet of the solar system is: A) Earth. B) Mars. C) Mercury. D) Saturn. Show Answer Correct Answer: C) Mercury. 10. Which is the brightest planet in the universe? A) Mercury. B) Venus. C) Earth. D) Saturn. Show Answer Correct Answer: B) Venus. 11. An irregular, rocky body that orbits the sun but is too small to be classified as a planet is known as a: A) Asteroid. B) Meteor. C) Comet. D) Dwarf planet. Show Answer Correct Answer: A) Asteroid. 12. What are asteroids? page146 A) Man-made objects floating in space. B) Natural objects that exist in space, such as stars, planets, moons, asteroids, comets, and galaxies. C) Objects submerged in water. D) Objects found on Earth's surface. Show Answer Correct Answer: B) Natural objects that exist in space, such as stars, planets, moons, asteroids, comets, and galaxies. 13. What is the significance of constellations in astronomy? A) Constellations are types of clouds in the sky. B) Constellations are musical instruments used in ancient times. C) Constellations are underwater creatures found in the ocean. D) Constellations are groups of stars that form recognizable patterns in the night sky. Show Answer Correct Answer: D) Constellations are groups of stars that form recognizable patterns in the night sky. 14. Name the planets in order from the one closest to the Sun A) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. B) Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury. C) Mercury, Earth, Mars, Venus, Saturn, Jupiter, Uranus, Neptune. D) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto. Show Answer Correct Answer: A) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. 15. In which year, the Old Woman Meteorite which weighed 2758 kg was discovered in California, USA? A) 1972. B) 1975. C) 1976. D) 1978. Show Answer Correct Answer: C) 1976. 16. Asteroids revolve around the Sun between the orbits of the planets: A) Mars and Earth. B) Venus and Mars. C) Jupiter and Mars. D) Mars and Saturn. Show Answer Correct Answer: C) Jupiter and Mars. 17. Uranus was discovered in ..... and by whom? A) British astronaut Neil Armstrong 1945. B) William Herschel in 1917. C) British astronaut William Herschel in 1781. D) William Shakespeare 1893. Show Answer Correct Answer: C) British astronaut William Herschel in 1781. 18. The moon consists of different sizes of ..... and also has a large number of steep and ..... A) Volcanoes, Large ponds. B) Craters, High mountains. C) Gardens, Hills. D) None of the above. Show Answer Correct Answer: B) Craters, High mountains. 19. Huge loops of reddish gas that connect sunspots are called: A) Prominences. B) Solar flares. C) Coronal loops. D) Solar wind. Show Answer Correct Answer: A) Prominences. 20. I am the 3rd planet from the sun. I have a thick blanket of ozone layer high up in atmosphere.I have plenty of water and oxygen, helping me support life.Who am I? A) Mercury. B) Venus. C) Earth. D) Mars. Show Answer Correct Answer: C) Earth. 21. Planets twinkle just like stars. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 22. The differences between inner planets and Outer planets are A) Inner planets are large and Rocky while outer planets are smaller and made mostly of gas. B) Inner planets are large and made of gas while outer planet are smaller and Rocky. C) Inner planet are small and Rocky while outer planets are large and made mostly of gas. D) Inner planets are small and made of gas while outer planets are large and rocks. Show Answer Correct Answer: C) Inner planet are small and Rocky while outer planets are large and made mostly of gas. 23. Jupiter has how many known moons? A) 21. B) 54. C) 35. D) 53. E) None of the above. Show Answer Correct Answer: D) 53. 24. Luis is comparing two stars in the Milky Way galaxy. How can Luis tell which star has the greater temperature? A) Brightness. B) Apparent magnitude. C) Color. D) Absolute magnitude. Show Answer Correct Answer: C) Color. 25. Phobos and Deimos are moons of this planet A) Venus. B) Neptune. C) Mars. D) Uranus. Show Answer Correct Answer: C) Mars. ← PreviousNext →Related QuizzesClass 8 Science Chapter 17 Stars And The Solar System Quiz 1Class 8 Science Chapter 17 Stars And The Solar System Quiz 3Class 8 Science Chapter 17 Stars And The Solar System Quiz 4Class 8 Science Chapter 17 Stars And The Solar System Quiz 5Class 8 Science Chapter 17 Stars And The Solar System Quiz 6Class 8 Science Chapter 17 Stars And The Solar System Quiz 7Class 8 Science Chapter 17 Stars And The Solar System Quiz 8Class 8 Science Chapter 17 Stars And The Solar System Quiz 9Class 8 Science Chapter 17 Stars And The Solar System Quiz 10Class 8 Science Chapter 17 Stars And The Solar System Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books