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Nuclear Energy Quiz 13 (25 MCQs)

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1. Solve this decaying equation:$^{4}$He$_{2 }$+ _____ $\rightarrow$ $^{238}$U$_{92}$
2. Since 1948, the U.S. government has spent the most money on research and development of this energy source;
3. The reaction products of nuclear fusion are _____ then the sum of the reactants.
4. This type of reaction occurs on the sun and in stars.
5. What process is used in nuclear power plants?
6. _____ happens naturally due to an unstable nucleus.
7. North Anna and Surry are 2 Virginia power plants that have _____ in common to prevent meltdowns. (hint-what is needed to cool a reactor down? )
8. What soaks up or absorbs free or extra neutrons within a nuclear reactor?
9. What is the problem if nuclear reactor is used to produce energy?
10. Isotopes are atoms of _____ that have _____
11. What is one problem with using nuclear fission as an energy source?
12. What do nuclear power plants and fossil-fuel burning power plants have in common?
13. What is another term for nuclear energy?
14. It is the energy producing reaction that takes place in our sun and other stars.
15. What sort of shield will block gamma rays?
16. Researchers have attempted to combine the nuclei of multiple atoms to generate large amounts of energy. To date, researchers have not been able to perform this process without using more energy than is generated by the reaction.Which type of reaction are the researchers seeking to achieve?
17. The majority of an atom's energy is stored in the _____ of an atom.
18. How many half-lives does it take for a substance to go from 100 g to 12.5 g?
19. What fuel is used to produce energy to produce power
20. What is nuclear energy
21. The splitting of the atomic nuclei
22. Which of the following is an example of nuclear fusion?
23. Nuclear power plant construction stopped in the 1970s because of _____
24. The New Safe Confinement is an arch being built over which nuclear power plant?
25. A hospital buys a compound that contains an isotope of barium. Several months later, most of the barium has changed to the element lanthanum. Which of the following is responsible for this change?
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