This quiz works best with JavaScript enabled. Home > Science > Earth > Big Bang Theory – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Big Bang Theory Quiz 19 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The scientist who discovered that the Universe was expanding was A) Bill Nye. B) Albert Einstein. C) Edwin Hubble. D) Alfred Wegener. Show Answer Correct Answer: C) Edwin Hubble. 2. What type of galaxy is composed of older stars on the inside and younger stars on the outside? A) Elliptical. B) Spiral. C) Irregular. D) None of above. Show Answer Correct Answer: B) Spiral. 3. The universe started how many years ago? A) 14 billion. B) 14 million. C) 14 thousand. D) 140. Show Answer Correct Answer: A) 14 billion. 4. When someone is playing music by the road and you drive pass him, the music will ..... A) Become higher and then lower. B) Become lower and then higher. C) Become lower. D) Become higher. Show Answer Correct Answer: A) Become higher and then lower. 5. The speed at which a galaxy is moving away is proportional to its distance from us is known as A) Doppler Effect. B) LIfe Cycle of Stars. C) Supernova. D) Hubble's Law. Show Answer Correct Answer: D) Hubble's Law. 6. The universe consists of mainly ..... % and ..... 25% A) Stars, galaxies. B) Oxygen and Carbon. C) Hydrogen and Helium. D) Water and Air. Show Answer Correct Answer: C) Hydrogen and Helium. 7. Why were Hydrogen and Helium the FIRST elements in the universe? A) H and He are very simple, made of just one or two protons. B) H/He are highly reactive generating hot spots. C) H/He are high mass elements formed from supernovae. D) All the choices are correct. Show Answer Correct Answer: A) H and He are very simple, made of just one or two protons. 8. A star at the stage in its life cycle when it stops burning hydrogen, begins burning helium, and expands to a large, low-density star.What stage in the life cycle does this describe? A) Supernova. B) Black Hole. C) Main Sequence. D) Red Giant or Red Supergiant. Show Answer Correct Answer: D) Red Giant or Red Supergiant. 9. How many stars our galaxy has? A) About 4.5 billion. B) About 200, 000 billion. C) About 14 billion. D) None of above. Show Answer Correct Answer: B) About 200, 000 billion. 10. If I ..... to ask Leslie Winkle out, it ..... just be for dinner. A) Were/would. B) Were/should. C) Was/could. D) None of above. Show Answer Correct Answer: A) Were/would. 11. What spectrum is one that is a series of bright lines of particular wavelengths produced by a hot gas under low pressure? A) Absorption. B) Emission. C) Continuous. D) None of the above. Show Answer Correct Answer: B) Emission. 12. If he ..... any bigger, he ..... have moons orbiting him. A) Was/'d. B) Were/'d. C) Is/'d. D) None of above. Show Answer Correct Answer: B) Were/'d. 13. Immediately after the big bang, the Universe began to ..... A) Cool down. B) Shrink. C) Heat up. D) Condense. Show Answer Correct Answer: A) Cool down. 14. What is the moon considered to be? A) Another star. B) A rock. C) A natural satellite. D) A meteor. Show Answer Correct Answer: C) A natural satellite. 15. Where in the electromagnetic spectrum can CMBR radiation be found? A) In the microwaves section. B) In the radio waves section. C) In the Infrared section. D) In the Gamma Rays section. Show Answer Correct Answer: A) In the microwaves section. 16. Which theory states that the Universe began as a small, dense point and then began to expand? A) The Flat Universe Theory. B) The Aristotle Theory. C) The Big Bang Theory. D) The Steady Expansion Theory. Show Answer Correct Answer: C) The Big Bang Theory. 17. How many galaxies are in the known universe? A) Hundreds. B) Thousands. C) Millions. D) Billions. Show Answer Correct Answer: D) Billions. 18. Which of the following is true of step 2 of the proton-proton chain reaction? A) A neutrino is given off. B) A positron is given off. C) Gamma radiation is released. D) 2 single protons are released. Show Answer Correct Answer: C) Gamma radiation is released. 19. Where is the centre of the universe? A) The galactic centre of Milky Way. B) The centre of the solar system. C) Near the Andromeda Galaxy, approximately 250 million light years from Earth. D) None of the above. Show Answer Correct Answer: D) None of the above. 20. What have scientists discovered about our universe before the Big Bang? A) Nothing (so far). B) Multiple other universes. C) Only one planet. D) Multiple solar systems. Show Answer Correct Answer: A) Nothing (so far). ← PreviousNext →Related QuizzesScience QuizzesBig Bang Theory Quiz 1Big Bang Theory Quiz 2Big Bang Theory Quiz 3Big Bang Theory Quiz 4Big Bang Theory Quiz 5Big Bang Theory Quiz 6Big Bang Theory Quiz 7Big Bang Theory Quiz 8Big Bang Theory Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books