Environmental Science (Enger) 12th Edition

Chapter 10: Nuclear Energy

Practice Quiz

1
When a radioactive atom undergoes spontaneous decomposition it can release
A)electrons.
B)protons.
C)neutrons.
D)All of the above are correct.
2
A commonly used nuclear fuel is
A)potassium.
B)beryllium.
C)carbon.
D)uranium.
3
The combining of two lighter atomic nuclei to form a heavier atomic nucleus is called
A)radioactive decay.
B)nuclear fission.
C)nuclear fusion.
D)isotope.
4
The REM is a unit of exposure to radiation that is a measure of the
A)risk of getting cancer from radiation exposure.
B)half-life of an isotope.
C)numbers of decays per minute of an unstable nucleus.
D)biological damage to tissue.
5
Nuclear energy can provide large amounts of energy without carbon emissions; however,
A)many question the safety of nuclear power plants as well as nuclear waste.
B)nuclear power will never be an important source of energy.
C)nuclear plants are too complex to build.
D)many question whether nuclear plants can produce large amounts of energy.
6
Disposal of low-level radioactive waste on the ocean floor by the U.S. has been increased.
A)True
B)False
7
The nuclear fuel cycle may include mining and milling.
A)True
B)False
8
Gamma radiation can travel through nearly a meter of concrete.
A)True
B)False
9
Some forms of electromagnetic radiation include
A)X-rays.
B)light.
C)radio waves.
D)All of the above are correct.
10
Gamma radiation is a
A)particle.
B)type of electromagnetic radiation.
C)particulate isotope.
D)None of the above are correct.
11
Ionizing radiation affects ____ which can lead to mutations.
A)the cell membrane
B)the cell wall
C)DNA
D)ATP
12
Cumulative doses of radiation soon disappear over time.
A)True
B)False
13
Gamma radiation cannot penetrate the human body.
A)True
B)False
14
Alpha and beta particles pass through clothing and skin so, therefore, you must use protective clothing that contains lead.
A)True
B)False
15
The U.S. plans to store spent nuclear fuel rods and high-level radioactive waste at
A)Three Mile Island.
B)Yucca Mountain.
C)Chernobyl.
D)Pikes Peak.
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