Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Unwanted
radioactive products formed during nuclear reactions are called ____. a. | fossil
fuels | c. | nuclear
reactors | b. | nuclear fuels | d. | nuclear waste | | | | |
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2.
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The type of
fossil fuel that forms from the remains of fernlike plants is ____. a. | coal | c. | natural
gas | b. | crude
oil | d. | uranium | | | | |
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3.
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____ is a
renewable organic matter that can be burned in the presence of oxygen to convert chemical energy to
thermal energy. a. | Biomass | c. | Petroleum | b. | Hydrocarbon | d. | Hydroelectricity | | | | |
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4.
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Devices that
use semiconductors to produce electricity from solar energy are ____. a. | flash
bulbs | c. | photometers | b. | fuel cells | d. | photovoltaic cells | | | | |
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5.
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Electricity
produced by falling water is called ____. a. | geothermal energy | c. | hydroelectricity | b. | thermodynamics | d. | tidal
energy | | | | |
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6.
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Water that
flows due to the gravitational forces among Earth, its Moon, and the Sun has energy referred to as
____. a. | geothermal
energy | c. | solar
energy | b. | hydroelectricity | d. | tidal energy | | | | |
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7.
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A
disadvantage of using hydroelectricity is ____. a. | equipment corrosion | c. | it can disturb natural ecosystems | b. | it causes air
pollution | d. | it is
nonrenewable | | | | |
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8.
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Electric
current is produced when a spinning ____ shaft rotates magnets inside a generator. a. | combustion | c. | turbine | b. | steam | d. | boiler | | | | |
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9.
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One reason
alternative energy sources are needed is because ____. a. | the energy needs of the
world are decreasing | b. | there is no limit to the supply of fossil
fuels | c. | the population of the world is decreasing | d. | the supply of fossil
fuel is diminishing | | |
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10.
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Which of the
following is an example of a nonrenewable source of energy? a. | coal | c. | water | b. | the Sun | d. | wind | | | | |
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