Nuclear Science Quiz 1 (20 MCQs)

Quiz Instructions

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1. Chernobyl and Three Mile Island are all examples of .....

Correct Answer: C) Power plant accidents.

2. All of the following are advantages of using nuclear power EXCEPT

Correct Answer: D) They are less expensive to build and operate than coal-burning power plants.

3. Nuclear power is ..... thermal power.

Correct Answer: A) Cheaper than.

4. Activity is proportional to number of

Correct Answer: D) Undecayed nuclei.

5. Which of the following is a non-fissile material?

Correct Answer: A) Thorium-232.

6. The type of radioactive ray that will penetrate farthest into a material is a(n) ..... It is the most dangerous radioactive ray because of this.

Correct Answer: C) Gamma.

7. Fuel for a nuclear reactor (thermal) is

Correct Answer: B) Uranium.

8. "Critical mass" is the minimum mass of nuclear fissile material required for the

Correct Answer: B) Sustainment of chain reaction.

9. Nuclear energy is made from

Correct Answer: C) Uranium or plutonium.

10. Radioactive materials have unstable .....

Correct Answer: C) Nuclei.

11. Nuclear fusion reactions .....

Correct Answer: B) Occurs in the cores of sun and other stars.

12. Energy is stored in the ..... of an atom.

Correct Answer: D) Nucleus.

13. The atomic mass unit is .....

Correct Answer: A) U.

14. Proton and neutron combine which gives

Correct Answer: C) Nucleon.

15. The attractive forces between nucleons are

Correct Answer: B) Short range.

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

Correct Answer: B) Uranium.

17. The decay product of tritium (a beta emitter) is

Correct Answer: D) Deuterium.

18. A helium nucleus with two protons and two neutrons is called a(n) .....

Correct Answer: A) Alpha particle.

19. The strong nuclear force .....

Correct Answer: A) Is always attractive.

20. One advantage to using nuclear power is

Correct Answer: C) It produces no air pollution.