This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Nuclear Energy – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nuclear Energy Quiz 2 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a half life? A) The time it takes for someone to get rid of radiation. B) The time it takes for half of a person to decay. C) The time it takes for an atom to become radioactive. D) The time it takes for half of an atom to decay. Show Answer Correct Answer: D) The time it takes for half of an atom to decay. 2. Site of the worst nuclear accident in the United States A) Three Mile Island. B) Chernobyl. C) Area 51. D) Normandy Beach. Show Answer Correct Answer: A) Three Mile Island. 3. When did the first nuclear power plant built? A) December 2 1980. B) January 17 2007. C) April 13 1768. D) December 2 1942. E) March 9 1980. Show Answer Correct Answer: D) December 2 1942. 4. Why do we use nuclear energy A) To power robots. B) To power 28 states of the U.S. C) To give humans powers. D) None of above. Show Answer Correct Answer: B) To power 28 states of the U.S. 5. The hydrogen bomb is what type of nuclear reaction? A) Nuclear. B) Fusion. C) Atomic. D) Fission. Show Answer Correct Answer: B) Fusion. 6. Finish this equation$_{85}$$^{209}$At = ..... + $_{2}$$^{4}$He A) $_{85}$$^{208}$At. B) $_{83}$$^{205}$Bi. C) $_{81}$$^{207}$Tl. D) $_{86}$$^{209}$Rn. Show Answer Correct Answer: B) $_{83}$$^{205}$Bi. 7. One important issue with nuclear energy is the fear of: A) Nuclear contamination. B) Carbon emissions. C) Rising prices. D) Not enough energy production. Show Answer Correct Answer: A) Nuclear contamination. 8. What did the Chernobyl plant have to vent hot air into the sky and reduce the temperature of the machines inside? A) Coaxial nitrogen rotors. B) A smokestack. C) Filtered freon depositors. D) Chilled ion slurry. Show Answer Correct Answer: B) A smokestack. 9. Which is incorrect? A) M = mass defect (kg). B) E = energy released (J). C) C = speed of light. D) M = total mass (kg). Show Answer Correct Answer: D) M = total mass (kg). 10. What are the three (3) types of radiation that exist in nuclear chemistry? A) Alpha, Beta, and Gamma. B) Fission, Fusion, and Friction. C) Protons, Neutrons, and Electrons. D) Atomic Mass, Isotopes, and Ions. Show Answer Correct Answer: A) Alpha, Beta, and Gamma. 11. What type of decay emits an electron? A) Beta. B) Alpha. C) Fusion. D) Gamma. Show Answer Correct Answer: A) Beta. 12. Which of these is NOT a risk associated with nuclear energy? A) Difficult to manage waste. B) Accidents impact surrounding areas. C) More air pollution. D) Costly to build & regulate. Show Answer Correct Answer: C) More air pollution. 13. Which of the following statements applies to a nuclear fission reaction? A) The reaction takes place only at very high temperatures. B) The reaction produces only short-lived radioactive waste. C) The reaction releases large amounts of energy when nuclei split apart. D) The reaction has no commercial applications. Show Answer Correct Answer: C) The reaction releases large amounts of energy when nuclei split apart. 14. In paragraph 3, the author says that nuclear power plants do not contribute to haze or smog. This is an example of which persuasive technique? A) Bandwagon appeal. B) Ethical appeal (Ethos). C) Appeal to fear. D) Appeal to pity. Show Answer Correct Answer: B) Ethical appeal (Ethos). 15. The time in which half the atoms of a particular radioactive nuclide disintegrate. A) Half-life. B) Fusion. C) Decay (radioactive). D) Fission. Show Answer Correct Answer: A) Half-life. 16. What can you do to help? A) Nothing. B) Cut down on the energy you use. C) Move to a place that is close to a power plant. D) Use more energy. Show Answer Correct Answer: B) Cut down on the energy you use. 17. A certain radioactive sample has a half life of 2 years. After 6 years, how much of the sample is left? A) 1/3. B) 1/8. C) 1/2. D) 1/16. Show Answer Correct Answer: B) 1/8. 18. When an atom split it releases energy in the form of? A) Warm Energy. B) Cold Energy. C) Heat Energy. D) No Energy. Show Answer Correct Answer: C) Heat Energy. 19. The half-life of Zn-71 is 2.4 minutes. A sample of Zn-71 has a mass of 88 grams. How much Zn-71 would remain after 7.2 minutes? A) 5.5 grams. B) 21.5 grams. C) 44 grams. D) 11 grams. Show Answer Correct Answer: D) 11 grams. 20. In what part of an atom can protons be found? A) Inside the atomic nucleus. B) Inside the electrons. C) Inside the electron shells. D) Inside the neutrons. Show Answer Correct Answer: A) Inside the atomic nucleus. 21. What step in the fuel cycle involves temporarily storing fuel rods underwater or in an above-ground storage unit to allow the short half-life wastes to decay? A) Mining. B) Interim storage. C) Conversion. D) Reactor. Show Answer Correct Answer: B) Interim storage. 22. The splitting of a nucleus into smaller fragments accompanied by the release of neutrons and a large amount of energy A) Fusion. B) Fission. C) Chain Reaction. D) None of above. Show Answer Correct Answer: B) Fission. 23. The author's claim in the "No" response is- A) Global warming is our most urgent environmental concern. B) New nuclear power plants are no safer than the old ones. C) Nuclear energy creates as many problems as it solves. D) Scientists are looking for ways to store spent nuclear fuel. Show Answer Correct Answer: C) Nuclear energy creates as many problems as it solves. 24. Fission is the ..... of atomic nuclei. A) Spinning. B) Slowing. C) Joining. D) Splitting. Show Answer Correct Answer: D) Splitting. 25. The half life of iodine-131 is 8 days. What fraction of an iodine-131 sample will remain after 40 days? A) 1/2. B) 1/5. C) 1/64. D) 1/32. Show Answer Correct Answer: D) 1/32. 26. The process that creates the energy in a nuclear reaction is called ..... A) Radiation. B) Fusion. C) Fission. D) Combustion. Show Answer Correct Answer: C) Fission. 27. Before uranium can be used it is processed into what? A) Uranium powder. B) Uranium ore. C) White cake. D) Yellow cake. Show Answer Correct Answer: D) Yellow cake. 28. In a nuclear reactor, what is the heat generated by the nuclear fission reaction used for? A) Generating steam. B) Freezing water. C) Making building products. D) None of above. Show Answer Correct Answer: A) Generating steam. 29. Control rods are necessary to A) Absorb neutrons. B) Condense the steam. C) Absorb heat. D) Cool the reactor. Show Answer Correct Answer: A) Absorb neutrons. 30. Types of nuclear reactions A) Fusion and fission. B) Fussion and friction. C) Friction and fission. D) None of above. Show Answer Correct Answer: A) Fusion and fission. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesNuclear Energy Quiz 1Nuclear Energy Quiz 3Nuclear Energy Quiz 4Nuclear Energy Quiz 5Nuclear Energy Quiz 6Nuclear Energy Quiz 7Nuclear Energy Quiz 8Nuclear Energy Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books