Power Plant Quiz

What occurs during nuclear fusion?

• Two heavy atomic elements split apart.

• Two light atomic elements fuse together to make a new element.

• A single element breaks down into smaller elements.

• Energy is absorbed rather than released.

What is a major benefit of nuclear fusion?

• It produces a small amount of energy.

• It is expensive to run.

• It causes pollution.

• It releases a huge amount of energy.

Which of the following is a con of nuclear fusion?

• It is currently available for power plants.

• It is easy to control.

• It has a high startup cost.

• It causes meltdowns.

How do you know that mass is conserved in the fusion of hydrogen?

• The mass numbers add up to 6.

• The mass numbers add up to 5.

• The mass numbers add up to 4.

• The mass numbers add up to 3.

What is nuclear fission?

• The process of combining two light nuclei to form a heavier nucleus

• The splitting of a heavy or unstable nucleus into smaller parts

• The conversion of mass into energy without any nuclear reaction

• The absorption of neutrons by a stable nucleus

What is one of the main benefits of nuclear fission?

• It produces radioactive waste

• It is more expensive than coal

• It provides stable energy production

• It is a renewable fuel source

Which of the following is a con of nuclear fission?

• It is a renewable fuel

• It produces no carbon emissions

• It generates radioactive waste

• It is less expensive than coal

How is matter conserved in the decay equation for uranium-235?

• The total mass before and after the reaction is different

• The atomic numbers do not add up

• The total mass before and after the reaction is the same

• The number of protons changes

What is the purpose of the uranium fuel rods in a nuclear reactor?

• To absorb excess neutrons

• To cause a fission chain reaction

• To cool down the reactor

• To produce electricity directly

What is the role of control rods in a nuclear reactor?

• To heat the water

• To absorb excess neutrons

• To produce steam

• To generate electricity