This quiz works best with JavaScript enabled. Home > Science > Physics > The Universe – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books The Universe Quiz 4 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The space between the stars and galaxies, though largely empty, is also filled with ..... A) Scattered particles of dust, few hydrogen atoms. B) High energy particles. C) Radiation, magnetic fields. D) All of the above. Show Answer Correct Answer: D) All of the above. 2. The amount of matter in an object is A) Pressure. B) Weight. C) Mass. D) Force. Show Answer Correct Answer: C) Mass. 3. What is the definition of the galaxy? A) All matter and space considered as a whole. B) A cloud of dust and gas. C) A group of stars, dust, and gas. D) Theory of the origin of the universe. Show Answer Correct Answer: C) A group of stars, dust, and gas. 4. The majority of matter in the universe is made of which two elements that formed after the Big Bang? A) Oxygen and Helium. B) Nitrogen and Carbon. C) Hydrogen and Helium. D) Lithium and Oxygen. Show Answer Correct Answer: C) Hydrogen and Helium. 5. What object is composed of gas and emits light? A) Planet. B) Asteroid. C) Star. D) Universe. Show Answer Correct Answer: C) Star. 6. What is the process that occurs in the core of a star, like the sun, that produces energy? A) Fission. B) Fusion. C) Decay. D) Convection. Show Answer Correct Answer: B) Fusion. 7. What is the universe? A) Time and space. B) Planets and stars. C) Particles and galaxies. D) Astral and space. Show Answer Correct Answer: A) Time and space. 8. How many moons are in our solar system? A) 178. B) 145. C) 105. D) 95. Show Answer Correct Answer: A) 178. 9. Earth has 1, Jupiter has more than 60 ..... A) Stars. B) People. C) Layers. D) Moons. Show Answer Correct Answer: D) Moons. 10. When light waves are stretched by the expanding of space-time, what happens to the frequency? A) It lowers. B) It expands. C) It disappears. D) None of these. Show Answer Correct Answer: A) It lowers. 11. The scientific study of planets, stars, galaxies, and the universe as a whole. A) Astronomy. B) Geology. C) Cosmology. D) Quantum Physics. Show Answer Correct Answer: A) Astronomy. 12. How are frequency and wavelength related? A) The are the same thing. B) The are directly proportional. C) They are inversely proportional. D) I failed physics. Show Answer Correct Answer: C) They are inversely proportional. 13. The existence of the cosmic background radiation implies that ..... A) The Big Bang model is wrong. B) The universe began in a hot, dense state. C) The universe did not have a moment of creation. D) The universe began in a cold, low-density state. Show Answer Correct Answer: B) The universe began in a hot, dense state. 14. Which one of the following is NOT part of our solar system? A) Pluto. B) Moons. C) Asteroids. D) Dwarf stars. Show Answer Correct Answer: D) Dwarf stars. 15. Galaxies are classified into all of the following types by their shapes except ..... A) Spiral. B) Elliptical. C) Lenticular. D) Crescent. Show Answer Correct Answer: D) Crescent. 16. The collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets. A) A Galaxy. B) A solar system. C) A universe. D) A star. Show Answer Correct Answer: B) A solar system. 17. What is the nearest star to planet Earth A) Moon. B) Sun. C) Sirius. D) Proxima Centauri. Show Answer Correct Answer: B) Sun. 18. Which stars have the greatest red shift? A) Stars closest to Earth where we can see them better. B) Stars nearest the Sun where light is more plentiful. C) Stars farthest from Earth with the greatest speed. D) Stars in the nearest galaxy that are spinning. Show Answer Correct Answer: C) Stars farthest from Earth with the greatest speed. 19. Which of the following is evidence of the Big Bang Theory? A) Cavemen heard a loud bang at the beginning of time. B) The universe isn't moving. C) The universe is expanding. D) The universe is getting smaller. Show Answer Correct Answer: C) The universe is expanding. 20. Scientists think that planetary systems are ..... in the universe. A) Unheard of. B) Rare. C) Common. D) None of above. Show Answer Correct Answer: C) Common. ← PreviousNext →Related QuizzesScience QuizzesThe Universe Quiz 1The Universe Quiz 2The Universe Quiz 3The Universe Quiz 5The Universe Quiz 6The Universe Quiz 7The Universe Quiz 8The Universe Quiz 9The Universe Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books