1. Jeopardy Jeopardy PHY101 Chapter 11 Review Study of Nuclear Physics Cheryl Dellai

2. Study of Nuclear Physics BasicsParticlesHalf-LifeReactions Controlled Reactions Potpourri $100 $200 $300 $400

3. Basics $100 What is the atomic mass unit? ANSWER

4. Basics $200 What are the parts of an atom?

5. ANSWER Basics $300 What is a Mass Number?

6. ANSWER Basics $400 What is an isotope?

7. Particles $100 ANSWER Name 3 types of particles

8. ANSWER When sulfur-35 (Z = 16) decays to chlorine-35 (Z = 17), a(n) __________ is emitted. Particles $200

9. ANSWER Particles $300 Nuclear radiation can be detected by using a __________.

10. Particles $400 ANSWER Two particles that will be deflected by a magnetic field are __________ and __________.

11. Half-Life $100 ANSWER When a nucleus in an excited state decays to the ground state, a(n) __________ particle is emitted.

12. Half-Life $200 ANSWER The time interval during which a nucleus has a 50% probability of decaying is its __________.

13. Half-Life $300 ANSWER The half life of uranium-232 is 70 years. The time for 3/4 of a sample of uranium-232 to decay is __________.

14. Half-Life $400 ANSWER If a piece of wood is suspected to be several thousand years old, its true age can likely be determined through use of the isotope _________.

15. Reactions $100 ANSWER The combining of two nuclei to form a larger nucleus with the release of energy is __________.

16. Reactions $200 ANSWER What is fission?

17. Reactions $300 ANSWER What is meant by binding energy?

18. Reactions $400 ANSWER In a bad accident, a nuclear reactor could explode like an atomic bomb. (T/F)

19. Controlled Reactions $100 ANSWER Magnetic confinement is used in controlled fusion experiments to control a plasma. (T/F)

20. Controlled Reactions $200 ANSWER In a nuclear reactor, __________ are used to limit the number of neutrons passing from one fuel rod to another.

21. Controlled Reactions $300 ANSWER Two areas in which fusion is the source of energy are __________ and __________.

22. Controlled Reactions $400 ANSWER The determination of the composition of a material by bombarding it with neutrons and monitoring the emitted radiation is __________.

23. Potpourri $100 ANSWER The Voyager space probes used electricity provided by __________.

24. Potpourri $200 ANSWER When uranium-238 (Z = 92) is bombarded with a neutron, it can change into __________.

25. Potpourri $300 ANSWER The mass of an atom of carbon-12 (Z = 6) is less than the mass of 6 protons and 6 neutrons because of __________.

26. Potpourri $400 ANSWER Most stable element.

27. Basics $100 Answer Back to Jeopardy What is the atomic mass unit? 1 amu = 1 u = 1.66*10 -27 kg

28. Basics $200 Answer Back to Jeopardy What are the parts of an atom? Proton positive charge in the nucleus of an atom. Atomic # (Z) = # of protons determine element Neutron neutral particle in the nucleus of an atom. Neutron # (N) = # of neutrons determine isotope Electron negative charge in the outer shell of an atom.

29. Basics $300 Answer Back to Jeopardy What is a Mass Number? A = Z + N

30. Basics $400 Answer Back to Jeopardy What is an isotope? Isotopes of a given element have the same number of protons in the nucleus but different number of neutrons. A 14 Element Name example C Z 6

31. Particles $100 Answer Back to Jeopardy Name 3 types of particles Alpha particle  helium-4 nucleus Beta particle  electron Gamma Ray  energy

32. Particles $200 Answer Back to Jeopardy When sulfur-35 (Z = 16) decays to chlorine-35 (Z = 17), a beta particle (electron) is emitted.

33. Particles $300 Answer Back to Jeopardy Nuclear radiation can be detected by using a Geiger counter.

34. Particles $400 Answer Back to Jeopardy Two particles that will be deflected by a magnetic field are alpha and beta particles.

35. Half-Life $100 Answer Back to Jeopardy When a nucleus in an excited state decays to the ground state, a gamma ray is emitted.

36. Half-Life $200 Answer Back to Jeopardy The time interval during which a nucleus has a 50% probability of decaying is its half-life.

37. Half-Life $300 Answer Back to Jeopardy The half life of uranium-232 is 70 years. The time for 3/4 of a sample of uranium-232 to decay is 140 years.

38. Half-Life $400 Answer Back to Jeopardy If a piece of wood is suspected to be several thousand years old, its true age can likely be determined through use of the isotope carbon-14.

39. Reactions $100 Answer Back to Jeopardy The combining of two nuclei to form a larger nucleus with the release of energy is nuclear fission.

40. Reactions $200 Answer Back to Jeopardy What is fission? The splitting of a large nucleus into two smaller nuclei.

41. Reactions $300 Answer Back to Jeopardy What is meant by binding energy? This indicates how tightly bound together a nucleus is.

42. Reactions $400 Answer Back to Jeopardy In a bad accident, a nuclear reactor could explode like an atomic bomb. (False)

43. Controlled Reactions $100 Answer Back to Jeopardy Magnetic confinement is used in controlled fusion experiments to control a plasma. (True)

44. Controlled Reactions $200 Answer Back to Jeopardy In a nuclear reactor, control rods are used to limit the number of neutrons passing from one fuel rod to another.

45. Controlled Reactions $300 Answer Back to Jeopardy Two areas in which fusion is the source of energy are stars, hydrogen bombs, & tokamak reactors

46. Controlled Reactions $400 Answer Back to Jeopardy The determination of the composition of a material by bombarding it with neutrons and monitoring the emitted radiation is neutron activation analysis.

47. Potpourri $100 Answer Back to Jeopardy The Voyager space probes used electricity provided by radioisotope thermoelectric generators.

48. Potpourri $200 Answer Back to Jeopardy When uranium-238 (Z = 92) is bombarded with a neutron, it can change into uranium-239.

49. Potpourri $300 Answer Back to Jeopardy The mass of an atom of carbon-12 (Z = 6) is less than the mass of 6 protons and 6 neutrons because of binding energy.

50. Potpourri $400 Answer Back to Jeopardy Most stable element. Iron Element 26

51. Thank You for playing Study of Nuclear Physics Jeopardy!