Nuclear Energy Quiz 16 (25 MCQs)

Quiz Instructions:

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1. Contained in the nuclei of atoms

2. Why do nuclear power plants use fission instead of fusion?

3. Alternative sources of energy include _____

4. What decay emits (releases) a He atom (2 protons and 4 neutrons? )

5. Which type of radiation is the most ionising?

6. What is used for fuel in a nuclear reactor?

7. A nuclear reaction where a nucleus splits into two smaller nuclei is _____

8. The most penetrating type of radiation is the _____

9. After decaying for 48 hours, 6.25 % of the original mass of a radioisotope sample remains unchanged. What is the half-life of this radioisotope?

10. In a nuclear reactor what slows down neutrons?

11. What places did we say nuclear power plants were located?

12. Which of the following is a CON about nuclear energy?

13. In the event of a nuclear explosion where would be the safest place to hide?

14. What energy group were we?

15. Time necessary for 50% of a radioactive sample to decay.

16. What company owns the largest Nuclear Power Plant in the U.S?

17. One disadvantage of nuclear energy is _____

18. Nuclear energy can be obtained by _____

19. Which is better:Nuclear Power or Fossil Fuels?

20. What do neutron moderators and control rods do in a nuclear reactor?

21. A major scientific concern over nuclear energy is how to

22. Which isotope is used to treat cancer?

23. Two atoms of the same element but with different mass numbers are called _____

24. Nuclear power plant uses _____ for fuel.

25. The mass which is lost during the decay is called the