Nuclear Energy Answers

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1
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The following graph compares the greenhouse gas emissions from different forms of electricity production.Which conclusion is supported by the information in the graph?

Question illustration
A
Nuclear power releases less greenhouse gases than other forms of power.
B
Nuclear power releases an average amount of greenhouse gases.
C
Nuclear power releases no greenhouse gases.
D
Nuclear power releases more greenhouse gases than other forms of power.
2
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Which disadvantage of nuclear power use poses the greatest threat to the environment?

A
the emission of greenhouse gases
B
the proliferation of nuclear materials
C
the storage and management of radioactive wastes
D
the high cost of building facilities
3

A(n)

Answer not available
4

Which statement describes the function of control rods?

A
They release neutrons during fission reactions.
B
They undergo nuclear fission reactions.
C
They control the rate of reactions.
D
They directly convert water to steam.
5

The waste from which type of power plant produces the least amount of greenhouse gases?

A
a coal power plant
B
a gas power plant
C
a nuclear power plant
D
an oil power plant
6

Which statement describes the use of control rods?

A
Control rods are lowered into the reactor to slow down the reaction by absorbing neutrons.
B
Control rods are lowered into the reactor to speed up the reaction by releasing neutrons.
C
Control rods are raised out of the reactor to slow down the reaction by absorbing neutrons.
D
Control rods are raised out of the reactor to speed up the reaction by releasing neutrons.
7

What property of radioactive nuclear waste makes it so difficult to dispose of responsibly?

A
It is extremely volatile.
B
It has a very long half-life.
C
It is extremely corrosive.
D
It emits carbon dioxide.
8

Which statement about the waste materials from nuclear power plants is true?

A
The waste gives off bursts of radiation over a short time.
B
The waste produces small amounts of greenhouse gases for a long time.
C
The waste emits harmful radiation for a long time.
D
The waste generates a large amount of carbon dioxide over a short time.
9

Which statement is true?

A
Nuclear power plants require more fuel than conventional power plants.
B
There is a short supply of high quality uranium.
C
Nuclear power plants are inefficient.
D
It is difficult to responsibly dispose of nuclear waste products.
10

Which type of reaction occurs in the core of a nuclear reactor in a nuclear power plant?

A
Upper H upper C l plus upper N a upper O upper H right arrow upper H subscript 2 upper O plus upper n a upper C l.
Option A
B
Superscript 235 subscript 92 upper U plus superscript 1 subscript 0 n right arrow superscript 90 subscript 38 upper S r plus superscript 143 subscript 54 upper X e plus 3 superscript 1 subscript 0 n.
Option B
C
Superscript 90 subscript 38 upper S r plus superscript 143 subscript 54 upper X e plus 3 superscript 1 subscript 0 n right arrow superscript 235 subscript 92 upper U plus superscript 1 subscript 0 n.
Option C
D
Upper C subscript 10 upper h subscript 8 plus 12 upper O subscript 2 right arrow 10 upper C upper O subscript 2 plus 4 upper H subscript 2 upper O.
Option D

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