This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Physics > The Universe – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books The Universe Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these stars is hottest? A) Yellow Star. B) Red Star. C) Blue Star. D) Orange Star. Show Answer Correct Answer: C) Blue Star. 2. What is the name given to the event that formed the Universe? A) The Big Bang. B) The Loud Explosion. C) The Fizzy Pop. D) The Big Burst. Show Answer Correct Answer: A) The Big Bang. 3. Stars form in giant clouds of gas and dust. What are these clouds called? A) Nebula. B) White Dwarf. C) Black Hole. D) Super Nova. Show Answer Correct Answer: A) Nebula. 4. What do we call a cluster of stars, dust, gas, and matter? A) A planetary system. B) A galaxy. C) A star system. D) A planet. Show Answer Correct Answer: B) A galaxy. 5. Which one is the correct order from smallest to largest. A) Planet, solar system, galaxy, universe. B) Universe, solar system, galaxy, planet. C) Planet, solar system, galaxy, universe. D) Universe, solar system, planet, galaxy. Show Answer Correct Answer: A) Planet, solar system, galaxy, universe. 6. Planets that have many moons, are considered huge, and are spread very far apart, belong to which group? A) Outer planets. B) Inner planets. C) The asteroid belt. D) None of above. Show Answer Correct Answer: A) Outer planets. 7. Makes up about 10% of the mass of a galaxy. A) STARS, GAS & DUST. B) DARK MATTER. C) MATTER. D) ENERGY. Show Answer Correct Answer: A) STARS, GAS & DUST. 8. What is a supernova? A) An explosion of a huge star. B) The outer portion of a black hole. C) A formation of a galaxy. D) A type of star. Show Answer Correct Answer: A) An explosion of a huge star. 9. The main elements in a star's composition are ..... and ..... A) Helium, dark matter. B) Hydrogen, iron. C) Hydrogen, helium. D) Carbon, helium. Show Answer Correct Answer: C) Hydrogen, helium. 10. Which of the following correctly lists the components of the universe in order from least to greatest? A) Planet, star, nebula, galaxy. B) Planet, nebula, star, galaxy. C) Galaxy, nebula, star, planet. D) Star, planet, nebula, galaxy. Show Answer Correct Answer: A) Planet, star, nebula, galaxy. 11. The sun appears to be big and bright but it's actually a medium size star. It only seems big to us because it is the ..... star to Earth A) Most luminous. B) Closest. C) Warmest. D) Biggest. Show Answer Correct Answer: B) Closest. 12. Why is it considered inappropriate to use light years to measure distances within our solar system? A) The light year is too big. B) The solar system is to small. C) Light doesn't travel in our solar system. D) We only use light years to measure sizes, not distances. Show Answer Correct Answer: A) The light year is too big. 13. An interstellar cloud of dust and gases that serves as a location for the formation of new stars is A) A galaxy. B) A meteor. C) A planet. D) A nebula. Show Answer Correct Answer: D) A nebula. 14. A light year is approximately A) 600 miles. B) 600, 000 miles. C) 6 trillion miles. D) 6 million miles. Show Answer Correct Answer: C) 6 trillion miles. 15. Which structure includes all matter and space that exists? A) A star. B) A planetary system. C) The universe. D) A galaxy. Show Answer Correct Answer: C) The universe. 16. Which phenomenon was observed by Edwin Hubble that was used to explain the expansion of the universe. A) Photons. B) Gravitational pull. C) Redshift. D) Conservation of momentum. Show Answer Correct Answer: C) Redshift. 17. Which best explains why the moon has phases? A) How much of the sunlit side of the moon faces Earth. B) The sun's position changes in relation to the moon and Earth. C) The Earth casts a shadow on the moon as it rotates. D) The moon rotates along its axis. Show Answer Correct Answer: A) How much of the sunlit side of the moon faces Earth. 18. Our nearest star neighbor, Proxima Centauri, is 4 light years away from Earth. How old is the light by the time we see it? A) 400 years-old. B) 40 years-old. C) 4 years-old. D) 4, 000 years-old. Show Answer Correct Answer: C) 4 years-old. 19. Light Years are a measure of ..... A) Light. B) Time. C) Speed. D) Distance. Show Answer Correct Answer: D) Distance. 20. Earth's rotation takes about A) 1 month. B) 365 days. C) 24 hours. D) 6 months. Show Answer Correct Answer: C) 24 hours. 21. Edwin Hubble discovered that the universe is expanding from his observation of ..... A) Conservation of Momentum. B) Red Shifts. C) Photons. D) Gravitational Pull. Show Answer Correct Answer: B) Red Shifts. 22. What is a planetary system? A) A star (or stars) that orbit a large planet. B) Planets that orbit a star (or stars). C) A group of extraterrestrial objects (such as asteroids) that orbit a planet. D) A cluster of planets. Show Answer Correct Answer: B) Planets that orbit a star (or stars). 23. Which of the following are types of electromagnetic radiation? A) Infrared. B) Gamma Rays. C) Visible Light. D) All of these. Show Answer Correct Answer: D) All of these. 24. Which one is the correct order from hottest to coolest stars? A) Red, orange, yellow, blue. B) Blue, red, yellow, orange. C) Blue, yellow, orange, red. D) Yellow, blue, orange, red. Show Answer Correct Answer: C) Blue, yellow, orange, red. 25. Space and all the matter and energy in it is ..... A) Universe. B) Ecosystem. C) Galaxy. D) Solar System. Show Answer Correct Answer: A) Universe. 26. Our sun is in what stage? A) Protostar. B) Planetary nebula. C) Red giant. D) Main sequence. Show Answer Correct Answer: D) Main sequence. 27. A star is actually a star when it begins (the process of combining hydrogen) ..... A) Moving. B) Shrinking. C) Nuclear fusion. D) Nuclear fission. Show Answer Correct Answer: C) Nuclear fusion. 28. What is the name of the cosmic egg which is the origin of the whole universe. This egg is created by Brahma, the god of creation in Hinduism. A) Rigveda. B) Brahmanda. C) Bindu. D) Brahmanda's Egg. Show Answer Correct Answer: C) Bindu. 29. Whichof the following is NOT somethingthat the Terrestrial planets all have in common? A) They are lacking atmospheres. B) They are lacking a ring system. C) They are small. D) They have few or no moons. Show Answer Correct Answer: A) They are lacking atmospheres. 30. The theory that explains the formation of the solar system is called ..... A) Big Bang Theory. B) Nebulis Theory. C) Nebular Theory. D) Big Nebulan Theory. Show Answer Correct Answer: C) Nebular Theory. 31. What is the surface temperature of Venus? A) 768K. B) 753K. C) 464$^ \circ$C. D) 357$^ \circ$C. Show Answer Correct Answer: C) 464$^ \circ$C. 32. When planets move around the Sun they do not travel in a circle. Their orbit is an ..... A) Square. B) Rectangle. C) Ellipse. D) Straight line. Show Answer Correct Answer: C) Ellipse. 33. The ..... is used to read light as wavelengths. A) Parallax. B) Electromagnetic spectrum. C) Doppler Effect. D) Redshift. Show Answer Correct Answer: B) Electromagnetic spectrum. 34. An unknown substance that makes up 90% of a galaxies mass. A) DARK MATTER. B) MATTER. C) ENERGY. D) DARK ENERGY. Show Answer Correct Answer: A) DARK MATTER. 35. What are the two most abundant elements in the universe and were the first elements created? A) Lithium and Carbon. B) Hydrogen and Neon. C) Helium and Chlorine. D) Hydrogen and Helium. Show Answer Correct Answer: D) Hydrogen and Helium. 36. A graph relating the surface temperatures and absolute brightness of stars A) Spectrograph. B) Main sequence. C) Hertzsprung-Russell diagram. D) Parallax. Show Answer Correct Answer: C) Hertzsprung-Russell diagram. 37. Our solar system is located on ..... in a spiral galaxy called The Milky Way! A) The center bulge. B) The inner disc near a black hole. C) Ptolemy's arm. D) Orion's arm. Show Answer Correct Answer: D) Orion's arm. 38. Which of the following space technologies can astronauts live on for long periods of time? A) The Mars Curiosity. B) Chandra X-ray Observatory. C) International Space Station. D) A Space Shuttle. Show Answer Correct Answer: C) International Space Station. 39. What is a galaxy? A) A star and it's surrounding planets. B) Billions of stars held together by gravity. C) The big bang. D) A cluster of nebulas. Show Answer Correct Answer: B) Billions of stars held together by gravity. 40. Which of the following is the correct order of these components of the Universe from smallest to largest? A) Planets, stars, galaxies, nebulae. B) Nebulae, stars, planets, galaxies. C) Stars, planets, nebulae, galaxies. D) Planets, stars nebulae, galaxies. Show Answer Correct Answer: D) Planets, stars nebulae, galaxies. 41. Based on Kepler's Second Law of Planetary Motion we know that planets travel ..... when they are closer to their sun, and ..... when they are farther away. A) Slower, backwards. B) Slower, faster. C) Retrograde, faster. D) Faster, slower. Show Answer Correct Answer: D) Faster, slower. 42. Most scientists believe the Big Bang Theory explains which of the following questions? A) How our planets and moons formed. B) How our universe began. C) How the sun turns hydrogen into helium. D) How fast light travels through space. Show Answer Correct Answer: B) How our universe began. 43. Which unit is commonly used to express distance between stars and galaxies? A) Nanometers (nm). B) Lightyears (LY). C) Astronomical units (AU). D) Kilometers (km). Show Answer Correct Answer: B) Lightyears (LY). 44. What law states that objects in the universe attract each other through gravitational force? A) Law of Quantum Physics. B) Law of Universal Attraction. C) Law of Universal Gravitation. D) Law of Universal movement. Show Answer Correct Answer: C) Law of Universal Gravitation. 45. What is the name for large empty areas in the universe? A) Clusters. B) Voids. C) Cosmic spaces. D) Webs. Show Answer Correct Answer: B) Voids. 46. Earth is one of ..... planets that orbit the sun, which is a star. A) Seven. B) Five. C) Eight. D) Ten. Show Answer Correct Answer: C) Eight. 47. Which of the following motions causes day and night? A) Earth's movement in space. B) Earth's revolution around the sun. C) Earth's rotation on its axis. D) The sun's movement in the sky. Show Answer Correct Answer: C) Earth's rotation on its axis. 48. What is the name of the gas and dust clouds that form stars? A) Nebulas. B) Neutron Star. C) Supernova. D) Protostars. Show Answer Correct Answer: A) Nebulas. 49. What is the longest wavelength in the spectrum? A) Radio waves. B) Gamma Waves. C) X-Ray. D) Red. Show Answer Correct Answer: A) Radio waves. 50. What happened after the Big Bang? A) The universe expanded. B) Nothing. C) The universe shrank. D) The universe imploded. Show Answer Correct Answer: A) The universe expanded. 51. Which electromagnetic waves carry more energy? A) If it has a long wavelength. B) If it has a short wavelength. C) If it has a low frequency. D) They all carry the same amount of energy. Show Answer Correct Answer: B) If it has a short wavelength. 52. Which of the following theories describes the formation of the Universe as a gigantic explosion from a single point that threw out all of the material in the Universe in all directions? A) Heliocentric theory. B) Theory of evolution. C) Geocentric theory. D) Big bang theory. Show Answer Correct Answer: D) Big bang theory. 53. A ..... is a sphere of very hot, burning gas. A) Moon. B) Star. C) Galaxy. D) Comet. Show Answer Correct Answer: B) Star. 54. According to latest theories, the Big Bang happened A) About 13.8 billion years ago. B) 3 million years ago. C) 4.5 billion years ago. D) 3 billion years ago. Show Answer Correct Answer: A) About 13.8 billion years ago. 55. When the Northern Hemisphere is pointing towards the sun, what season is the Southern Hemisphere? A) Winter. B) Spring. C) Fall. D) Summer. Show Answer Correct Answer: A) Winter. 56. Which type of galaxy has a shape similar to a football? A) Spiral. B) Irregular. C) Elliptical. D) Barred spiral. Show Answer Correct Answer: C) Elliptical. 57. All are true about galaxies EXCEPT A) They contain star, gas and dust. B) They are held together by gravity. C) They can be found in clusters. D) Galaxies stay in one place due to the Big Bang. Show Answer Correct Answer: D) Galaxies stay in one place due to the Big Bang. 58. What is a large round object that is composed ofhot gas and emits light? A) Star. B) Moon. C) Nebula. D) Planet. Show Answer Correct Answer: A) Star. 59. Our theory of the universe was confirmed by the discovery of A) Fusion. B) Cosmic microwave background radiation. C) The Andromeda galaxy. D) The Doppler effect. Show Answer Correct Answer: B) Cosmic microwave background radiation. 60. Gravity is the force that controls which of the following? A) Pulls all matter together. B) Holds electrons in orbit around the nucleus. C) Turns protons into neutrons during radioactive decay. D) Holds protons and neutrons together in the nucleus. Show Answer Correct Answer: A) Pulls all matter together. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesThe Universe Quiz 1The Universe Quiz 2The Universe Quiz 3The Universe Quiz 4The Universe Quiz 5The Universe Quiz 6The Universe Quiz 8The Universe Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books