exam 1 histogram

Exam 1 histogram - This is an exam given in a previous year Questions that are grayed out derive from Chapter 9 which will not be covered in Exam 3

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Unformatted text preview: This is an exam given in a previous year. Questions that are grayed out derive from Chapter 9, which will not be covered in Exam 3. Be sure to review the grayed out questions given in the previous practice exam, which assess material from Chapter 6. CHEM 4:005 – Technology and Society Practice Exam #3 1. Which is true about radioactivity? Radioactivity A. is used to treat certain cancers. B. damages white blood cells. C. deforms DNA. D. All of these choices are true. 2. The radioactive decay series of 238 U terminates at which nonradioactive isotope? A. 210 Tl B. 210 Bi C. 206 Pb D. 144 Ba 3. Which is not true of radioactive half-life? Radioactive half-life is A. the time required for the level of radioactivity in a sample to be cut in half. B. independent of the amount of radioactive material present. C. increased by heating the isotope. D. independent of the physical or chemical form of the isotope. 4. Which is not a reason for the decline in the reliance on nuclear power for electricity generation in the United States over the last 30 years? A. a lack of available nuclear fuel B. the need for enhanced safety training for workers C. the need to retrofit old plants D. an increase in the required number of qualified personnel 5. Which factor will oppose the growth of nuclear energy in the future? A. standardization of reactor design B. increased operational lifetime of reactors C. shorter construction time for reactors D. transportation of high level waste to depositories 6. What type of radiation is given off in this nuclear reaction? 6....
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This note was uploaded on 09/20/2011 for the course 004 005 taught by Professor Staff during the Spring '09 term at University of Iowa.

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Exam 1 histogram - This is an exam given in a previous year Questions that are grayed out derive from Chapter 9 which will not be covered in Exam 3

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