This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 17 Stars And The Solar System – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 17 Stars And The Solar System Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a black hole? A) A very dark asteroids that are found floating in space. B) A place in space where gravity pulls so much that even light can not get out. C) A dark cloud like layer that is found on Jupiter. D) Name of a rare constellation that appears once in a decade. Show Answer Correct Answer: B) A place in space where gravity pulls so much that even light can not get out. 2. ..... appears as a bright head with a long tail. The tail grows in size as it approaches the sun. A) ASTEROID. B) Comet. C) Planet. D) Meteor. Show Answer Correct Answer: B) Comet. 3. What term is used for celestial bodies that revolve around the Sun in highly elliptical orbit? A) Comets. B) Meteors. C) Asteroids. D) Planets. Show Answer Correct Answer: A) Comets. 4. The moon is ..... km away from earth A) 150, 000 km. B) 384, 000 km. C) 600, 000. D) None. Show Answer Correct Answer: B) 384, 000 km. 5. 1 ..... are the patterns of stars in the sky. A) Moon phases. B) Constellations. C) Solar system. D) Big Dipper. Show Answer Correct Answer: B) Constellations. 6. Two stars have the same apparent magnitude as seen from Earth's surface. Star A is 33 light-years away. Star B is 346 light-years away. Which of the following claims is supported by the evidence? A) Star B is larger than star A. B) Star B is more luminous than star A. C) The stars have the same absolute magnitude. D) Star A has a smaller absolute magnitude. Show Answer Correct Answer: B) Star B is more luminous than star A. 7. Which star is closest to Earth? A) Betelgeuse. B) Orion. C) The sun. D) Antares. Show Answer Correct Answer: C) The sun. 8. The inner planets are. A) Earth, Jupiter, Mars, Neptune. B) Mercury, Venus, Earth, Mars. C) Jupiter, Saturn, Uranus, Neptune. D) Mercury, Neptune, Moon, Sun. Show Answer Correct Answer: B) Mercury, Venus, Earth, Mars. 9. This constellation has 7 stars and is sometimes called Pole Star Constellation. A) Ursa Major. B) The minor Ursa. C) Orion. D) Cassiopeia. Show Answer Correct Answer: B) The minor Ursa. 10. Choose the planet in our solar system that rotates on its side. A) Jupiter. B) Neptune. C) Uranus. D) Earth. Show Answer Correct Answer: C) Uranus. 11. Which of the following best explains the Big Bang Theory? A) A law about how the universe was created. B) A guess as to how the universe was created. C) Observations of how the universe was created. D) An explanation of how the universe was created. Show Answer Correct Answer: D) An explanation of how the universe was created. 12. Stars appears to move from A) West to east. B) North to south. C) East to west. D) South to north. Show Answer Correct Answer: C) East to west. 13. The time period between one full moon to the next full moon is slightly longer than how many days? A) 28. B) 69. C) 365. D) 29. Show Answer Correct Answer: D) 29. 14. Explain why we see different phases of the Moon from Earth. A) The Moon changes its shape. B) The Moon gives off its own light. C) The lit side of the Moon is not always facing Earth. D) The Sun moves around the Moon. Show Answer Correct Answer: C) The lit side of the Moon is not always facing Earth. 15. Which statement best describes the role of gravity and centripetal force in the motion of planets around the sun? A) Gravity provides the centripetal force that keeps planets in orbit. B) The sun's gravity causes planets to move forward in a straight line. C) A planet's orbit is the result of forward motion and unbalanced forces. D) Centripetal force is an unbalanced force causing planets to move in a circular path. Show Answer Correct Answer: A) Gravity provides the centripetal force that keeps planets in orbit. 16. [TRIVIA] What is the largest type (in terms of mass and brightness) of star in the universe that we know? A) Antares. B) Uy exempted. C) Them. D) Castor. Show Answer Correct Answer: B) Uy exempted. 17. How much days it take for a moon to orbit the earth. A) 27. B) 27.3. C) 365. D) None of the above. Show Answer Correct Answer: B) 27.3. 18. What holds together the gas, dust, and many stars in a galaxy? A) Gravity. B) Electricity. C) Magnetism. D) Water. Show Answer Correct Answer: A) Gravity. 19. Who is the first man to step on moon? A) Neil Armstrong. B) Albert Einstein. C) Kalpana Chawla. D) None of the above. Show Answer Correct Answer: A) Neil Armstrong. 20. What is the order of the planets in our Solar System starting from the Sun? A) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. B) Earth, Mars, Venus, Mercury, Jupiter, Saturn, Uranus, Neptune. C) Mercury, Earth, Venus, Mars, Jupiter, Saturn, Neptune, Uranus. D) Venus, Mercury, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. Show Answer Correct Answer: A) Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. 21. Time required by the earth to rotate one degree in its axis- A) 29 days. B) 4 minutes. C) 365 days. D) 1 year. Show Answer Correct Answer: B) 4 minutes. 22. ..... is fifth largest natural satellite in the entire solar system? A) Mars. B) Moon. C) Ganaymede. D) Lo. Show Answer Correct Answer: B) Moon. 23. Which planet is the hottest? A) Earth. B) Neptune. C) Mercury. D) Venus. Show Answer Correct Answer: D) Venus. 24. The four planets-Jupiter, Saturn, Uranus, and Neptune are classified as A) Terrestrial planets. B) Gas giants. C) Solar planets. D) The best planets. Show Answer Correct Answer: B) Gas giants. 25. Which is the Hottest and brightest planet in our solar system? A) Mercury. B) Venus. C) Earth. D) Mars. E) Jupiter. Show Answer Correct Answer: B) Venus. ← PreviousNext →Related QuizzesClass 8 Science Chapter 17 Stars And The Solar System Quiz 1Class 8 Science Chapter 17 Stars And The Solar System Quiz 2Class 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 10Class 8 Science Chapter 17 Stars And The Solar System Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books