This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Physics > The Universe – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books The Universe Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What type of electromagnetic radiation has the longest wavelength? A) Radio. B) Gamma. C) X-ray. D) Infrared. Show Answer Correct Answer: A) Radio. 2. If something that makes light is moving away from you, it spreads the wavelengths of light out. This application of the Doppler effect is known as ..... A) Blue shift. B) Red shift. C) Black shift. D) Green shift. Show Answer Correct Answer: B) Red shift. 3. Pinwheel shaped galaxy A) ELLIPTICAL. B) IRREGULAR. C) SPHERICAL. D) SPIRAL. Show Answer Correct Answer: D) SPIRAL. 4. What is the gravitational force between two objects most affected by? A) Mass and volume. B) Mass and distance apart. C) Motion and distance apart. D) Motion and volume. Show Answer Correct Answer: B) Mass and distance apart. 5. A special unit called a light-year is used to describe the relationship between objects in space. How long is a light-year? A) 950, 000 Km. B) 365 days. C) 9.5 trillion days. D) 9.5 trillion Km. Show Answer Correct Answer: D) 9.5 trillion Km. 6. Scientist that developed the new theory of general relativity A) George Gamow. B) Albert Einstein. C) Edwin Hubble. D) Sir Issac Newton. Show Answer Correct Answer: B) Albert Einstein. 7. What are the two most common elements in the universe? A) Hydrogen and carbon. B) Hydrogen and helium. C) Helium and carbon. D) Carbon and oxygen. Show Answer Correct Answer: B) Hydrogen and helium. 8. Stars are originally made out of A) Light and dust. B) Dust and gas. C) Dust, gas and gravity. D) None of above. Show Answer Correct Answer: C) Dust, gas and gravity. 9. Who among the following found in his telescope observations that the farther away the galaxy was, the faster it appeared to be moving away from us? A) Edwin Hubble. B) Fred Hoyle. C) George Lemaitre. D) Vesto Slipher. Show Answer Correct Answer: A) Edwin Hubble. 10. Which of the following planet is not rotate from west to east? A) Saturn. B) Jupiter. C) Uranus. D) Neptune. Show Answer Correct Answer: C) Uranus. 11. Large objects that form dense gravity wells in space A) Star. B) Galaxies. C) Nebulae. D) Black holes. Show Answer Correct Answer: D) Black holes. 12. What is the graph that shows the relations between a star's surface temperature and absolute magnitude(luminosity)? A) Star Cluster Map. B) Newton's Chart of Stars. C) Einstein's Diagram. D) H-R Diagram. Show Answer Correct Answer: D) H-R Diagram. 13. The light of Proxima Centaury takes 4.3 years to reach Earth. What does it mean? A) The star is 43.000.0000.000. light years fromm the Earth. B) The star is 4.3 light years from the Earth. C) The star is 4.3 miles from Earth. D) The star is 4.3 km from the Earth. Show Answer Correct Answer: B) The star is 4.3 light years from the Earth. 14. How many stars are estimated in the universe? A) Thousands. B) Billion x billion. C) Trillion x trillion. D) Million x million. Show Answer Correct Answer: B) Billion x billion. 15. What instrument could be used to make distant objects seem larger and nearer? A) Telescope. B) Magnifying glass. C) Flashlight. D) Microscope. Show Answer Correct Answer: A) Telescope. 16. The average distance between the earth and the sun. A) Lightyear. B) Kilometers. C) Astronomical unit. D) Parsec. Show Answer Correct Answer: C) Astronomical unit. 17. How many of the stars visible in the night sky are closer to Earth than to the Sun? A) All of them. B) None of them. C) About half. D) Only one. Show Answer Correct Answer: B) None of them. 18. The red-shift in the spectral lines of light, reaching us from other galaxies implies that these galaxies ..... A) Are moving farther apart from one another. B) Are moving closer to one another. C) Are in rapid rotation. D) Redshift doesn't exist. Show Answer Correct Answer: A) Are moving farther apart from one another. 19. A theory in astronomy:the universe originated billions of years ago in an explosion from a single point of nearly infinite energy density A) SPACE THEORY. B) BIG BANG THEORY. C) UNIVERSE THEORY. D) GALAXY FORMATION. Show Answer Correct Answer: B) BIG BANG THEORY. 20. Which planets are gas giants? A) Mars, Jupiter, Saturn, Uranus. B) Saturn, Uranus, Neptune, Pluto. C) Mercury, Venus, Earth, Mars. D) Jupiter, Saturn, Uranus, Neptune. Show Answer Correct Answer: D) Jupiter, Saturn, Uranus, Neptune. 21. What is the fate of the universe that will expand forever, but more slowly over time, eventually stop expanding when infinite time is reached? A) Big Rip. B) Big Crunch. C) Big Freeze. D) None of above. Show Answer Correct Answer: C) Big Freeze. 22. What is the universe made up of? A) Energy. B) Matter; dark matter. C) Spacetime. D) All of the above. Show Answer Correct Answer: D) All of the above. 23. What elements make up most of the sun's mass? A) Carbon and oxygen. B) Carbon and hydrogen. C) Helium and nitrogen. D) Hydrogen and helium. Show Answer Correct Answer: D) Hydrogen and helium. 24. What is the meaning of the vocabulary word particles? A) A piece of pie. B) A part of a whole. C) Large pieces. D) Small pieces. Show Answer Correct Answer: D) Small pieces. 25. ..... law states that the farther away a galaxy is, the faster it is moving away from us. A) Hubble's. B) Kepler's. C) Traffic. D) Newton's. Show Answer Correct Answer: A) Hubble's. 26. What does George see when he spies through Dr. Reeper's window? pg 243 A) Reeper's secret lab and that he has Cosmos. B) Reeper's secret space shuttle. C) Reeper's teleportation device. D) Reeper's library filled with artifacts from space. Show Answer Correct Answer: A) Reeper's secret lab and that he has Cosmos. 27. Where in the Milky Way is Earth found? A) Our Sun is in the middle of the galaxy. B) About 1 light year from the middle of the galaxy. C) It varies depending on how it rotates. D) Near the outer edge of the galaxy. Show Answer Correct Answer: D) Near the outer edge of the galaxy. 28. The study of the origin, structure, and development of the universe is called ..... A) Cosmology. B) The big bang theory. C) A cosmic repetition. D) Universal expansion. Show Answer Correct Answer: A) Cosmology. 29. How can we know about the conditions of the early universe? A) Reading ancient manuscripts. B) Learning how matters acts at high temperatures. C) Learning how matter acts at low temperatures. D) We can't. Show Answer Correct Answer: B) Learning how matters acts at high temperatures. 30. Very hot stars are what color? A) Blue. B) Yellow. C) Orange. D) Red. Show Answer Correct Answer: A) Blue. 31. Which is in order from greatest to least mass? A) Star, Nebula, Galaxy, Universe. B) Universe, Galaxy, Nebula, Star. C) Planet, Moon, Star, Solar System. D) Universe, Sun, Galaxy, Moon. Show Answer Correct Answer: B) Universe, Galaxy, Nebula, Star. 32. What is precession? A) Change in direction of Earth's elliptical. B) Change in the angle of Earth's rotational axis. C) Center of mass between two objects in space. D) Change in direction of Earth's rotational axis. Show Answer Correct Answer: D) Change in direction of Earth's rotational axis. 33. A singularity is ..... A) A collection of stars. B) A cloud of gas. C) A young star. D) An infinitely small, hot area of infinite pressure and density. Show Answer Correct Answer: D) An infinitely small, hot area of infinite pressure and density. 34. What is the Big Bang? A) A theory that explains the origin of the universe. B) A theory that is based on how the Earth will end. C) A theory related to the explosions on Earth. D) None of above. Show Answer Correct Answer: A) A theory that explains the origin of the universe. 35. Cosmic microwave background is ..... A) The remnant 'fog' from the formation of the universe. B) Proof that the universe began with a huge explosion. C) The huge fluctuations in temperature across the universe. D) Dangerous radiation that makes life on other planets impossible. Show Answer Correct Answer: A) The remnant 'fog' from the formation of the universe. 36. A small rocky particle that strikes a planet or a moon. A) A meteorite. B) A satellite. C) An aster. D) Meteoroid. Show Answer Correct Answer: A) A meteorite. 37. A ..... is a large celestial body that is composed of gas and emits light. A) Galaxy. B) Moon. C) Planet. D) Star. Show Answer Correct Answer: D) Star. 38. The universe is expanding! This means that A) All of the galaxies are spreading out. B) The universe must have started from a single point. C) The universe is cooling down. D) All of the above. Show Answer Correct Answer: D) All of the above. 39. A ..... is a spherical body that orbits the sun. A) Planet. B) Solar system. C) Galaxy. D) Star. Show Answer Correct Answer: A) Planet. 40. What is the unit used to measure the distance between galaxies A) Light year. B) Parsec. C) Kilometers. D) Astronomical Units. Show Answer Correct Answer: B) Parsec. 41. At the center of most, if not all galaxies is a ..... A) Giant sun. B) Giant black hole. C) A big bang. D) A small sun. Show Answer Correct Answer: B) Giant black hole. 42. The Hubble constant (Ho) is ..... A) 6.67x10-11 m3/kgs2. B) 1240 eVnm. C) 9.8 m/s2. D) 70 km/s/Mpc. Show Answer Correct Answer: D) 70 km/s/Mpc. 43. What was in part of the Milky Way prior to 4.6 billion years ago? A) Nothing. B) A cloud of dust and gas. C) Other planets. D) A supernova star. Show Answer Correct Answer: B) A cloud of dust and gas. 44. Which of the following components of the universe is best described as an interstellar cloud of dust and gases where stars can form? A) A meteor. B) A nebula. C) A planet. D) A galaxy. Show Answer Correct Answer: B) A nebula. 45. A system of stars held together by gravitational attraction between gas and dust is called A) A galaxy. B) The universe. C) A nebula. D) An asteroid. Show Answer Correct Answer: A) A galaxy. 46. Put the visible light colors in order from longest wavelength to shortest wavelength A) Violet, Indigo, Blue, Green, Orange, Yellow, Red. B) Red, Yellow, Green, Orange, Violet, Blue, Indigo. C) Red, Orange, Yellow, Green, Blue, Indigo, Violet. D) None of above. Show Answer Correct Answer: C) Red, Orange, Yellow, Green, Blue, Indigo, Violet. 47. Which doomsday scenario for our Universe predicts a cold dark death, as a consequence of the second law of thermodynamics? A) The big chill/The heat death. B) The big crunch. C) The big bang. D) The big bounce. Show Answer Correct Answer: A) The big chill/The heat death. 48. A LARGE OR SMALL CELESTIAL BODY MOVING IN AN ELLIPTICAL ORBIT AROUND A STAR. A) PLANETS. B) MOON. C) ROCK. D) ASTEROIDS. Show Answer Correct Answer: A) PLANETS. 49. The earth is approximately how old? A) 5 billion years. B) 5 million years. C) 4.5 billion years. D) 4.5 million years. Show Answer Correct Answer: C) 4.5 billion years. 50. Small galaxies are called ..... A) Baby galaxy. B) Small Galaxy. C) Dwarf galaxy. D) Clouds. Show Answer Correct Answer: C) Dwarf galaxy. 51. The Big Bang Theory states that the universe started out ..... A) Very large and Very hot!. B) Large and very cold!. C) As a very large firecracker!. D) Small and Very hot!. Show Answer Correct Answer: D) Small and Very hot!. 52. Which is the biggest? A) Galaxy. B) Sun. C) Solar System. D) Star. Show Answer Correct Answer: A) Galaxy. 53. How bright a star APPEARS FROM EARTH is called what? A) Size. B) Position in the sky. C) Apparent magnitude. D) Absolute magnitude. Show Answer Correct Answer: C) Apparent magnitude. 54. To express the distance between the Milky Way galaxy and the Andromeda galaxy, the most appropriate unit of measure is the A) Meter. B) Astronomical unit. C) Light year. D) Kilometer. Show Answer Correct Answer: C) Light year. 55. When passing near the sun, a comet A) Burns up and disintegrates. B) Solidifies. C) Fuses atoms to produce gas, which produces a haze around the comet. D) Spews off gas and dust, producing a tail behind it. Show Answer Correct Answer: A) Burns up and disintegrates. 56. A ..... is the distance that light travels through space in one year. A) Kilometer. B) Meter. C) Year. D) Light year. Show Answer Correct Answer: D) Light year. 57. The spinning of the Earth on its axis. A) Precession. B) Revolution. C) Nutation. D) Rotation. Show Answer Correct Answer: D) Rotation. 58. What are the the 3 types of galaxies? A) Spiral Galaxies, Regular Galaxies, and Lliptical Galaxies. B) Spiral Galaxies, Irregular Galaxies, and Elliptical Galaxies. C) Milky Way, Elliptical Galaxies, and Spiral Galaxies. D) Milky Way, Elliptical Galaxies, and Irregular Galaxies. Show Answer Correct Answer: B) Spiral Galaxies, Irregular Galaxies, and Elliptical Galaxies. 59. How many independent variables should be tested at a time in a scientific investigation? A) None. B) One. C) Two. D) Three. Show Answer Correct Answer: B) One. 60. What type of galaxy has no defined pattern or shape? A) Spiral. B) Elliptical. C) Constellation. D) Irregular. Show Answer Correct Answer: D) Irregular. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesThe Universe Quiz 1The Universe Quiz 2The Universe Quiz 3The Universe Quiz 4The Universe Quiz 5The Universe Quiz 7The Universe Quiz 8The Universe Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books