Topic Test Answers

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41
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How is the heat generated by the reactor core of a nuclear power plant used to provide power to buildings?

A
It is used directly to heat homes and offices.
B
It generates steam, which turns a turbine, powering a generator.
C
It generates steam, which is then condensed back to water. This process produces energy.
D
All of the above
42
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Natural resources in the environment must be allocated responsibly. Why is the location of resources a concern?

A
Some areas have more access to resources than others.
B
Human populations are sometimes concentrated in areas that are lacking resources.
C
Areas with fewer resources may need to buy resources from other areas.
D
All of the above
44

How does biofuel use differ from solar, wind, and geothermal energy use?

A
Biofuels can have a more widespread use.
B
Biofuels are less damaging to the environment.
C
Biofuels are not a renewable energy source.
D
Biofuels cannot be used as an energy source.
45

Adjusting timber-management strategies to address long-term shortfalls will

A
immediately increase available supplies.
B
initially create shortfalls in timber supplies.
C
initially decrease the cost of timber.
D
eventually result in more expensive timber.
46

The leading cause of limited water supplies is _______.

A
low precipitation
B
overuse
C
limiting use
D
government
47

Why might it be advantageous to use nonrenewable resources over renewable resources?

A
The use of nonrenewable resources can be cheaper and more efficient than the use of renewable resources.
B
Nonrenewable resource use has a lower impact on the environment than renewable resource use.
C
Nonrenewable resources are always more readily available than renewable resources.
D
All of the above
48

Both renewable and nonrenewable resources are used within our society. How do the uses of nonrenewable resources compare to the uses of renewable resources?

A
Nonrenewable resources have more applications than renewable resources.
B
Certain types of renewable energy can be used for as many applications as certain types of nonrenewable resources.
C
There are more sources of nonrenewable energy than renewable energy.
D
Nonrenewable resources have fewer applications than renewable resources.
49

The La Brea Tar Pits are an example of a fossil fuel that

A
is a quickly renewable resource.
B
takes centuries to create.
C
is made of decomposed human bones.
D
will never become scarce.
50

When conducting scientific research, any information that is found must be analyzed to determine its validity. John believes that UFOs and extraterrestrial life exist. The excerpts below are an eyewitness account of UFO activity in South Carolina. Which of these observations is valid?

A
“I can tell from a firsthand experience that yes, UFOs do exist.”
B
“One thing for sure is that they were UFOs and they had to be piloted by some type of intelligent life.”
C
Both of these observations are valid.
D
Neither of these observations is valid.
51

Which of the following practices that are needed to run a nuclear power plant has a negative impact on both air and water?

A
cooling of the power plant
B
mining of uranium
C
storage of radioactive waste
D
monitoring the reactor
52

Which of the following is not a concern associated with fossil fuel dependence?

A
global warming
B
rising prices
C
increased competition
D
increased development
54

The nuclear accident at Chernobyl was _______ than the accident at Three Mile Island.

A
more devastating
B
less devastating
C
equally devastating
D
less publicized
55

The natural resources used by society are limited by various factors. Why is coal considered a nonrenewable resource?

A
Once coal is used up, it can never be replaced.
B
Coal is a nonrenewable resource, because it comes from the impact of meteors with the Earth.
C
Coal was a renewable resource, until it was mismanaged by humans.
D
Coal is considered a nonrenewable resource, because it takes millions of years to form.
57

Water would be considered a(n) _______.

A
potential renewable resource
B
potential nonrenewable resource
C
actual renewable resource
D
actual nonrenewable resource
58

Wild animals are not considered a natural resource.

A
T
B
F
59

What is an advantage to alternative energy technology?

A
Using alternative energy technology increases the demand for fossil fuels.
B
Most alternative energy technologies use nonrenewable resources.
C
Alternative energy technology can reduce the environmental impact of burning fossil fuels.
D
There is no advantage to using an alternative energy technology.
60

How does importing coal contribute to pollution?

A
If the U.S. did not import coal, it would have to use alternative fuel methods.
B
Fuel is used to transport the coal, which contributes to pollution.
C
Shipping coal overseas causes water pollution from coal spills.
D
All of the above

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