Nuclear Science Quiz 11 (20 MCQs)

Quiz Instructions

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1. What was the name of the city impacted by a nuclear meltdown disaster?

Correct Answer: C) Chernobyl.

2. What is radioactivity?

Correct Answer: B) The emission of high-energy particles or waves from atoms.

3. ..... is the energy stored in the nucleus of an atom

Correct Answer: B) Nuclear energy.

4. Nuclear energy is a ..... resource.

Correct Answer: B) Nonrenewable.

5. Radioactive decay is a ..... change.

Correct Answer: A) Nuclear.

6. Which one is radioactive material?

Correct Answer: C) Actinium.

7. What was the name of the area in 1986 in which there was a nuclear explosion at a power plant?

Correct Answer: A) Chernobyl.

8. Greater decay constant

Correct Answer: D) Greater activity.

9. The major drawback to nuclear fission reactors is .....

Correct Answer: A) The safe disposal of the radioactive waste.

10. Which one is radioactive in nature?

Correct Answer: B) Tritium.

11. The amount of a radioisotope remaining undecayed after a time equal to four times its half life, will be ..... percent.

Correct Answer: C) 6.25.

12. Neutrino theory of beta decay developed by

Correct Answer: C) Fermi.

13. What do carbon-12 and carbon-14 have in common?

Correct Answer: A) They have the same number of protons.

14. Which one does nuclear energy contribute to

Correct Answer: D) Being emission free.

15. Identify the type of nuclear decay shown here21483Bi $\rightarrow$ 0-1e + 21484Po

Correct Answer: B) Beta.

16. How many neutrons does uranium-239 have

Correct Answer: B) 147.

17. All of the following are problems of nuclear energy exce pt .....

Correct Answer: B) Pollution.

18. Which is NOT an advantage of geothermal power?

Correct Answer: D) Geysers and volcanoes are everywhere.

19. Main source of ..... is monazite sand.

Correct Answer: C) Thorium.

20. Radioactive decay is a

Correct Answer: A) Random process.