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CHEM 1100 EXAM 3 QUESTIONS WITH CORRECT ANSWERS
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CHEM 1100 EXAM 3 QUESTIONS WITH CORRECT ANSWERS
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CHEM 1100 EXAM 3 QUESTIONS WITHCORRECT ANSWERS
Which naturally occurring radioactive particles are the size of a helium nucleus? -
ANSWER- alpha particles
Which naturally occurring radioactive particles are the largest? - ANSWER- alpha
particles
In the famous equation E = mc2, the symbols represent: - ANSWER- E = energy, m =
mass, c = speed of light
Which feature or process is unique to nuclear power plants when compared to
conventional coal-burning power plants? - ANSWER- control rods
Which is true about radioactivity?
-Radioactivity
is used to treat certain cancers.
-damages white blood cells.
-damages DNA.
-All of these choices are true. - ANSWER- -All of these choices are true.
Which best explains why the United States has the greatest number of nuclear reactors
worldwide but one of the lower percentages of electricity produced by nuclear reactors?
- ANSWER- The United States uses more electrical power than most countries.
For safety reasons, high-level nuclear waste (HLW) must be contained - ANSWER-
permanently.
Most high-level nuclear waste in the United States is currently - ANSWER- sealed at the
sites where it was produced.
The fuel for both nuclear and coal power plants must be mined. Which miners are most
likely to contract black lung disease? - ANSWER- coal miners
Which factor will support the growth of nuclear energy in the future? - ANSWER-
smaller, more efficient reactor design
As compared to high-level nuclear waste, low-level nuclear waste - ANSWER- is
contaminated with smaller quantities of radioactive material.
Approximately what percentage of the electrical energy generated in the United States
is produced from nuclear energy? - ANSWER- 20%
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