Nuclear Energy — Unit test Answers

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1
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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.
2
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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
3

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
5

Which of the following represents a way that animals in a zoo are influenced by their environment?

A
increased natural instincts
B
decreased aggression
C
unnatural behavior
D
increased appetite
6

Which of the following is not a factor that impacts the stability of a society?

A
population size
B
resource availability
C
management practices
D
available money
7

Water would be considered a(n) _______.

A
potential renewable resource
B
potential nonrenewable resource
C
actual renewable resource
D
actual nonrenewable resource
9

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
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.
15

Which procedure will most increase the energy output of a nuclear reactor?

A
exposing the core to the outside world
B
removing fissile material from the core
C
decreasing the amount of steam produced
D
raising the control rods out of the reactor
26

What elements are typical of a stable society?

Answer:

Stable societies typically have reliable food and water supplies, low rates of violent conflict, strong economies, accessible education and healthcare, low corruption, and sustainable resource management.

27

Which of the following is a nonrenewable resource?

A
geothermal
B
solar
C
nuclear
D
biomass
28

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.
29

Water would be considered a(n) _______.

A
potential renewable resource
B
potential nonrenewable resource
C
actual renewable resource
D
actual nonrenewable resource
30

Which of the following represents a way that animals in a zoo are influenced by their environment?

A
increased natural instincts
B
decreased aggression
C
unnatural behavior
D
increased appetite
31

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

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