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PHY 121 Week 12
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Main Objectives:
 | Be able to explain how a breeder reactor is different from an ordinary fission reactor |
| Be able to discuss the advantages and disadvantages of using breeder reactors |
| Be able to discuss the advantages of using fusion for power product rather than fission |
| Be able to discuss the technological problems that must still be overcome before fusion
is practical |
| Be able to discuss the relative penetration ability of alpha, beta, and gamma radiation. |
| Be able to discuss how radiation does damage to biological tissue |
| Be able to explain why radioactive strontium and iodine are particularly dangerous |
| Be able to explain the difference between the units rem and rad. |
| Be able to explain why it is difficult to know the effects of low kevels of radiation |
| Be able to explain where the natural background radiation comes from |
| Be able to explain why radon in homes is more of a problem now than 100 years ago |
| Be able to explain why high radon concentrations are biologically dangerous |
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| Monday |
Discuss breeder reactors, the basic ideas of nuclear fusion, and the
practical problems associated with using fusion for power generation. Outside of
class: Read Chapter 13 sections 5 and 6. The review questions
relevant to todays material are 11-22 and 39-53. Complete Ch. 13 homework questions: 27,
29, 30, 32, 33, and 36. |
| Wednesday |
No lecture today. Use this time to get your group together to start
organizing your paper and presentation. You can meet in our classroom or elsewhere
on campus. Outside of class: Work on projects. One person in each group
will write a brief report of your planning session to be turned in on Friday. |
| Friday |
Discuss the biological effects of radiation and the problem of radon in
homes. Outside of class: Read Chapter 10 Sections 7-12. Complete
Ch. 10 homework questions: 21, 24, 28, 31, and 33. |
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