This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Physics > Solar System – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Solar System Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The inner planets are called terrestrial planets because they are composed of A) Rocks. B) Gas. C) Frozen surfaces. D) Water. Show Answer Correct Answer: A) Rocks. 2. The Word "Helio" Refers To? A) Juputer. B) Mars. C) Earth. D) Sun. Show Answer Correct Answer: D) Sun. 3. The ..... is the largest body in our solar system. A) Sun. B) Jupiter. C) Milky way. D) Moon. Show Answer Correct Answer: A) Sun. 4. The sixth planet from the Sun; known for its large rings. A) Mercury. B) Mars. C) Saturn. D) Earth. Show Answer Correct Answer: C) Saturn. 5. Gravity is responsible for which of the following characteristics of a galaxy? A) The motion of the objects within it. B) The size of its largest stars. C) Its location within the universe. D) The color of light it emits. Show Answer Correct Answer: A) The motion of the objects within it. 6. Which galaxy is the band of thousands of stars that contains Earth? A) Andromeda. B) Centaurus A. C) Milky Way. D) Sagittarius A*. Show Answer Correct Answer: C) Milky Way. 7. The inner planets are made up of ..... A) Water. B) Gas. C) Clouds. D) Rocks. Show Answer Correct Answer: D) Rocks. 8. How do stars appear to us? A) As a burst of fire. B) As a gas ball. C) As tiny pinpricks of light. D) As a burst of bright light. Show Answer Correct Answer: C) As tiny pinpricks of light. 9. What holds the moon, the planets, and all other objects in orbit around the sun? A) Ocean tides. B) Magnetism. C) Gravity. D) The sun's heat and light. Show Answer Correct Answer: C) Gravity. 10. Which planet has a big red spot A) Uranus. B) Jupiter. C) Venus. D) The moon. Show Answer Correct Answer: B) Jupiter. 11. Scientist theorize that Earth's first atmosphere came from .....? A) Photosynthesis by algae. B) Outgassing by volcanoes. C) Comets. D) None of above. Show Answer Correct Answer: B) Outgassing by volcanoes. 12. Meteors that crash/land on the surface of the Earth A) Asteroids. B) Meteorites. C) Meteoroids. D) Meteors. Show Answer Correct Answer: B) Meteorites. 13. Your weight would change on the moon because A) The moon's mass is less than the Earth's mass. B) The sun's position changes in relation to the moon and Earth. C) Your weight would stay the same. D) The moon rotates along its axis. Show Answer Correct Answer: A) The moon's mass is less than the Earth's mass. 14. A ..... is the blocking of sunlight to the moon; occurs when the moon passes through earth's shadow. A) Penumbra. B) Lunar eclipse. C) Solar eclipse. D) Umbra. Show Answer Correct Answer: B) Lunar eclipse. 15. Which object has the most gravity? A) Sun. B) Moon. C) Earth. D) Jupiter. Show Answer Correct Answer: A) Sun. 16. According to the nebular hypothesis (and scientific evidence), what forms in the very center of a nebula that has been spinning and collapsing? A) A protoplanet. B) A protosun. C) A planetesimal. D) A planet. Show Answer Correct Answer: B) A protosun. 17. This is the first planet from the Sun; it is very hot in the day and very cold in the night. A) Earth. B) Mercury. C) Neptune. D) Jupiter. Show Answer Correct Answer: B) Mercury. 18. About how many moons can be found in our Solar System? A) 40. B) 140. C) 60. D) 50. Show Answer Correct Answer: B) 140. 19. List the inner planets. A) Jupiter, Saturn, Uranus, Neptune. B) Mercury, Venus, Earth, Mars. C) Mercury, Earth, Jupiter, Neptune. D) Neptune, Venus, Jupiter, Mars. Show Answer Correct Answer: B) Mercury, Venus, Earth, Mars. 20. What is the hottest planet in our solar system A) Saturn. B) Jupiter. C) Venus. D) Mercury. Show Answer Correct Answer: C) Venus. 21. A probe landed on Mars and did a soil test. What information did it discover? A) The gravity on Mars is much less than on Earth. B) Mars is about one-fourth the size of Earth. C) There are no living organisms in Martian soil. D) Mars is slightly oval in shape. Show Answer Correct Answer: C) There are no living organisms in Martian soil. 22. The path a planet takes to revolve around the sun A) Axis. B) Asteroid. C) Orbit. D) Solar system. Show Answer Correct Answer: C) Orbit. 23. True about Venus:1. Much larger than Earth2. Very thick atmosphere3. 2 moons4. Atmosphere made of carbon dioxide A) 1 & 2. B) 2 & 4. C) 2 & 3. D) 3 & 4. Show Answer Correct Answer: B) 2 & 4. 24. What do comets orbit A) The Stars. B) The Planets. C) The Sun. D) None of above. Show Answer Correct Answer: C) The Sun. 25. The path a planet travels around the sun is called A) Orbit. B) Route. C) Circle. D) None of above. Show Answer Correct Answer: A) Orbit. 26. A gas giant planet is not made of solid matter. A terrestrial planet is made of A) Moons and rocks. B) Rocks and metals. C) Gases and heat. D) Metals and moons. Show Answer Correct Answer: B) Rocks and metals. 27. Which of the following is NOT found in our solar system? A) Asteroids. B) Nebulas. C) Planets. D) Meteors. Show Answer Correct Answer: B) Nebulas. 28. Which object in the solar system is the only one that does not to orbit the Sun? A) Planets. B) Moons. C) Dwarf planets. D) Asteroids. Show Answer Correct Answer: B) Moons. 29. A planet's year is created by A) The number of seasons it has. B) The number of moons it has. C) Its revolution around the sun. D) Its rotation on its axis. Show Answer Correct Answer: C) Its revolution around the sun. 30. What is the name of the collection asteroids in our solar system? A) The Asteroid Belt. B) The Oort Cloud. C) The Kupier Belt. D) The Planetary Rings. Show Answer Correct Answer: A) The Asteroid Belt. 31. Which planet is an outer planet? A) Earth. B) Venus. C) Mars. D) Jupiter. Show Answer Correct Answer: D) Jupiter. 32. The rings of Saturn are made of ..... A) Plasma. B) Gases. C) Rainbows. D) Ice. Show Answer Correct Answer: D) Ice. 33. The first stage in a star's life cycle is called the? A) Black Dwarf. B) Red Giant. C) Main Sequence Star. D) Protostar. Show Answer Correct Answer: D) Protostar. 34. What is a light year used to measure? A) The distance of really far objects in space. B) The time it takes sound to travel in a galaxy. C) The shape of the planets' orbits. D) The length of time a star shines. Show Answer Correct Answer: A) The distance of really far objects in space. 35. How is Earth different from all the other planets in our solar system? A) It is the only planet with its own moon. B) It has storms in the atmosphere. C) It has liquid water that allows plants and animals to live. D) It is close enough to the sun to get heat energy. Show Answer Correct Answer: C) It has liquid water that allows plants and animals to live. 36. What two planets are in between the Sun and Earth? A) Mars and Jupiter. B) Mercury and Venus. C) Neptune and Mercury. D) Saturn and Uranus. Show Answer Correct Answer: B) Mercury and Venus. 37. In the solar system, moons orbit planets. Which of these do planets orbit? A) Uranus. B) A black hole. C) Haley's comet. D) The sun. Show Answer Correct Answer: D) The sun. 38. Which of the following is a correct description of the motions of the Earth, Sun, and Moon? A) Earth orbits the Moon. B) The sun orbits the Moon. C) Earth orbits the Sun. D) The Sun orbits Earth. Show Answer Correct Answer: C) Earth orbits the Sun. 39. Which is not evidence for the geocentric model? A) The planets display retrograde movement in the sky. B) The sun moves across the sky from east to west every day. C) The stars move across the sky every night. D) The moon moves around the Earth every day. Show Answer Correct Answer: A) The planets display retrograde movement in the sky. 40. Planets that are small, rocky (terrestrial), and closer to the sun A) Meteorites. B) Outer planets. C) Asteroids. D) Inner planets. Show Answer Correct Answer: D) Inner planets. 41. The sun is in the ..... of our solar system. A) Center. B) Outside. C) Moon. D) Circle. Show Answer Correct Answer: A) Center. 42. ..... used scientific theory to help him understand that solar system was sun-centered; he proved the heliocentric model with elliptical orbits was true A) Kelper. B) Galileo. C) Copernicus. D) Ptolemy. Show Answer Correct Answer: B) Galileo. 43. Which of these statements is true of Venus? A) On Venus, a day is longer than a year. B) Venus has two moons. C) Venus is the fourth planet from the sun. D) The atmosphere of Venus is capable of supporting life. Show Answer Correct Answer: A) On Venus, a day is longer than a year. 44. Knows as the dwarf planet ..... A) Neptune. B) Venus. C) Pluto. D) Mercury. Show Answer Correct Answer: C) Pluto. 45. Which is the largest terrestrial plant that supports life? A) Earth. B) Mars. C) Pluto. D) None of above. Show Answer Correct Answer: A) Earth. 46. Which unit of measure is best for measuring distances within our solar system? A) Astronomical Units (AU). B) Miles. C) Kilometers. D) Light years. Show Answer Correct Answer: A) Astronomical Units (AU). 47. Name the four Outer Planets A) Neptune, Mars, Uranus, Saturn. B) Mercury, Saturn, Venus, Earth. C) Jupiter, Saturn, Uranus, Neptune. D) Jupiter, Saturn, Neptune, Venus. Show Answer Correct Answer: C) Jupiter, Saturn, Uranus, Neptune. 48. Which planets are the coldest? A) Saturn, Uranus, Neptune. B) Mercury, Earth, Jupiter. C) Saturn, Venus, Neptune. D) Venus, Mars, Earth. Show Answer Correct Answer: A) Saturn, Uranus, Neptune. 49. The largest planet in the solar system. It is a gas giant. It has a thin set of rings and at least 26 moons. The planet has a large red spot-huge storm raging on the planet. A) Jupiter. B) Neptune. C) Mercury. D) Saturn. Show Answer Correct Answer: A) Jupiter. 50. Who stated the sun was the center of the solar system? A) Copernicus. B) Kepler. C) Galileo. D) Ptolemy. Show Answer Correct Answer: A) Copernicus. 51. Why is making a model of the solar system difficult? A) Don't have the right materials. B) The solar system is so big and the objects in it are so small in comparison. C) There are too many parts in a model. D) Because the science concepts are too difficult. Show Answer Correct Answer: B) The solar system is so big and the objects in it are so small in comparison. 52. Which gas do we NOT observe coming our of modern volcanoes? A) Water vapor. B) Oxygen. C) Carbon dioxide. D) Nitrogen. Show Answer Correct Answer: B) Oxygen. 53. What is one factor that makes life on Earth possible? A) High gravity. B) Water. C) Elliptical Orbit. D) Hydrogen. Show Answer Correct Answer: B) Water. 54. Which planet was named after the messenger of Roman gods? A) Mercury. B) Mars. C) Saturn. D) Earth. Show Answer Correct Answer: A) Mercury. 55. What is the order of the terrestrial planets in order from closest to the sun to farthest away? A) Jupiter, Saturn, Uranus, Neptune. B) Mercury, Venus, Earth, Mars. C) Neptune, Uranus, Saturn, Mars. D) Mars, Earth, Venus, Mercury. Show Answer Correct Answer: B) Mercury, Venus, Earth, Mars. 56. The sixth planet from the Sun features an extensive ring system, what is the name of this planet? A) Mercury. B) Earth. C) Saturn. D) Venus. Show Answer Correct Answer: C) Saturn. 57. ..... is the largest moon in the solar system. A) Callisto. B) Ganymede. C) Earth's Moon. D) Io. Show Answer Correct Answer: B) Ganymede. 58. Which planet has the smallest pull of gravity? A) Neptune. B) Mercury. C) Saturn. D) Jupiter. Show Answer Correct Answer: B) Mercury. 59. Complete the analogy. Planet is to Earth, as satellite is to A) Asteroid. B) Sun. C) Moon. D) Star. Show Answer Correct Answer: C) Moon. 60. Outside on the playground, students are making a scale model of the solar system. Which ofthe following tools will be needed to measure the distance of the planets from the Sun on the model? A) Balance. B) Meter Stick. C) Computer. D) Thermometer. Show Answer Correct Answer: B) Meter Stick. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesSolar System Quiz 1Solar System Quiz 2Solar System Quiz 3Solar System Quiz 4Solar System Quiz 5Solar System Quiz 7Solar System Quiz 8Solar System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books