2. xxx 1111 3333 2222 4444 5555 1111 3333 2222 4444 5555 1111 3333 2222 4444 5555 1111 3333 2222 4444 5555 1111 3333 2222 4444 5555xxxxxx xxx xxx

3. Question: The splitting of a large nucleus into two smaller nuclei. Check Your Answer xxx for 1

4. Answer: Nuclear Fission Back to the Game Board xxx for 1

5. Question: Two smaller nuclei come together to form one large nucleus. xxx for 2 Check Your Answer

6. Answer: Nuclear Fusion Back to the Game Board xxx for 2

7. Question: The kind of reaction that nuclear power plant use to generate electricity. xxx for 3 Check Your Answer

8. Answer: Nuclear Fission Back to the Game Board xxx for 3

9. Question: The kind of nuclear reaction that occurs on the sun. xxx for 4 Check Your Answer

10. Answer: Nuclear Fusion Back to the Game Board xxx for 4

11. Question: The atomic bombs dropped on Japan in WW2 were both using which nuclear reaction. xxx for 5 Check Your Answer

12. Answer: Nuclear Fission Back to the Game Board xxx for 5

13. Question: He discovered radioactivity. xxx for 1 Check Your Answer

14. Answer: Henri Becquerel Back to the Game Board xxx for 1

15. Question: An electron emitted from the nucleus of a radioactive substance. xxx for 2 Check Your Answer

16. Answer: A beta particle Back to the Game Board xxx for 2

17. Question: He discovered the nucleus. xxx for 3 Check Your Answer

18. Answer: Ernest Rutherford Back to the Game Board xxx for 3

19. Question: She won two Nobel Prizes for her work on radioactive elements. xxx for 4 Check Your Answer

20. Answer: Marie Curie Back to the Game Board xxx for 4

21. Question: What was the date the first atomic bomb was used? xxx for 5 Check Your Answer

22. Answer: August 6, 1945 Back to the Game Board xxx for 5

23. Question: The most powerful form of radioactivity. xxx for 1 Check Your Answer

24. Answer: Gamma Rays Back to the Game Board xxx for 1

25. Question: The maximum distance an alpha particle can travel. xxx for 2 Check Your Answer

26. Answer: 12 inches Back to the Game Board xxx for 2

27. Question: How much more powerful is a beta particle than an alpha particle? xxx for 3 Check Your Answer

28. Answer: 100x Back to the Game Board xxx for 3

29. Question: The greatest source of gamma rays. xxx for 4 Check Your Answer

30. Answer: The sun Back to the Game Board xxx for 4

31. Question: A helium nucleus. xxx for 5 Check Your Answer

32. Answer: Alpha particle Back to the Game Board xxx for 5

33. Question: Ra-226  Rn-222 + ______ xxx for 1 Check Your Answer

34. Answer: Alpha particle Back to the Game Board xxx for 1

35. Question: U-234  Np-234 + ______ xxx for 2 Check Your Answer

36. Answer: Beta particle Back to the Game Board xxx for 2

37. Question: Hydrogen-1, deuterium, tritium are? xxx for 3 Check Your Answer

38. Answer: Isotopes Back to the Game Board xxx for 3

39. Question: The force that holds the nucleus together. xxx for 4 Check Your Answer

40. Answer: Nuclear Strong Force Back to the Game Board xxx for 4

41. Question: Protons & neutrons are called? xxx for 5 Check Your Answer

42. Answer: Nucleons Back to the Game Board xxx for 5

43. Question: The process of alpha and beta decay. xxx for 1 Check Your Answer

44. Answer: Transmutation Back to the Game Board xxx for 1

45. Question: The concentration of radioactive atoms high enough to conduct a chain reaction. xxx for 2 Check Your Answer

46. Answer: Critical Mass Back to the Game Board xxx for 2

47. Question: The time it takes for one half of the mass of a radioactive substance to decay. xxx for 3 Check Your Answer

48. Answer: Half-life Back to the Game Board xxx for 3

49. Question: If the half-life of C-14 is approximately 6000 years, how much of a 100 gram sample is left after 18,000 years? xxx for 4 Check Your Answer

50. Answer: 100g  50g  25g  12.5g Back to the Game Board xxx for 4

51. Question: The control rods in a nuclear power plant slows down the chain reaction by absorbing these? xxx for 5 Check Your Answer

52. Answer: Neutrons Back to the Game Board xxx for 5