AnswersFL-2001340-Environmental Science Sem 2The Social Costs of Resource Use

Topic Test Answers

15 verified answers
1
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Water would be considered a(n) _______.

A
potential renewable resource
B
potential nonrenewable resource
C
actual renewable resource
D
actual nonrenewable resource
2
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Most of the costs associated with using renewable resources are due to _______.

A
overuse of resources
B
atmospheric pollution
C
lack of availability
D
global warming
3

The small increase in global oil production coupled with an increased demand for those resources leads to _______.

A
lack of modern energy sources
B
increased prices
C
decreased competition
D
decreased prices
4

The La Brea Tar Pits are _______.

A
a valuable source of petroleum
B
filled with tar made from mammals
C
filled with asphalt
D
a and b only
6

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
7

Which of the following statements about biofuels is true?

A
Biofuels are composed of 100% renewable materials.
B
Algae is the leading source of biofuels.
C
Energy processing from corn biofuels is not energy efficient.
D
Corn is the only source of biofuels.
9

What is the main reason that people are hesitant to use nuclear energy?

A
It produces radioactive waste.
B
It uses large amounts of water.
C
The ore used for nuclear energy must be mined.
D
It is more damaging to natural habitats than the use of coal.
12

Which of the following statements about energy resource availability is true?

A
Nonrenewable energy sources will be completely used within 10 years.
B
Nonrenewable energy sources are readily available in all countries.
C
The exact amount of nonrenewable energy resources is not currently known.
D
All of the above are true.
13

When two smaller atoms combine into a larger atom, _______ has occurred.

A
nuclear fusion
B
nuclear fission
C
nuclear energy
D
none of the above
14

What are the two processes by which nuclear energy is released? Briefly describe the processes.

Answer:

The two processes by which nuclear energy is released are nuclear fusion and nuclear fission. Nuclear fusion occurs when two smaller atoms are combined into a larger atom. Nuclear fission occurs when a larger atom is split into two smaller atoms.

15

Explain how humans react and adapt to the limited availability of water.

Answer:

When water is limited, people may conserve it, repair leaks, use efficient irrigation, and reuse treated wastewater. Communities can also store water in reservoirs or seek additional supplies through methods such as desalination. In places where shortages persist, people may adjust farming and industry or relocate to areas with more reliable water.

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