Text pg 316-334
1. The text says: "An 'acceptable' new technology is one with a low probability of harm..." Okay... WHAT would be harmed (or not harmed) by this new technology?
2. The numbers given for the "RISK OF TRAVEL" on page 317 tell us the likelihood that somebody will suffer accidental __________.
3. Once a patient receives a compound/medicine containing a tracer, how do scientists figure out where in the body the stuff goes?
4. The benefit of cobalt-60 treatment for cancer treatment is that the radiation can kill the cancer cells. What is the potential drawback to cobalt-60 treatment?
5. Sometimes food is irradiated; WHY is this sometimes done?
6. The unit called the rem measures the ability of radiation to do WHAT?
7. One type of radiation damage to cells is damage to molecules in DNA; these changes, if minor, are called ____________.
8. What type of cancer is most commonly associated with radiation?
9. Scientists study the effects of low levels of radiation. How well do they know what the effects are on us? (pick one.) (pg 324)
(a) very well. (b) not well.
10. For a typical person: what percent of the radiation we receive is due to human-caused sources of radiation??? (pg 325)
11. The health threat of radon gas to people is what?
12. How could you find out whether there is radon gas in your home?
13. How long a time should spent fuel rods be stored before it's safe to let people near them?
14. The process of turning radioactive wastes inot a glass-like or rock-like solid is called _____________. (Pg 329)
15. A permanent waste storage site must be ____________ acceptable and ____________ acceptable (pg 330).
Questions? Comments??
Robert Clark