Nuclear power station (Edexcel GCSE Physics): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
Which materials are used in fuel rods in a nuclear reactor?
Which materials are used in fuel rods in a nuclear reactor?
Uranium-235 and Plutonium-239
What process occurs in fuel rods to release energy?
What process occurs in fuel rods to release energy?
Nuclear fission
What is the function of the moderator in a nuclear reactor?
What is the function of the moderator in a nuclear reactor?
Slows down fast-moving neutrons
Which materials can be used as moderators?
Which materials can be used as moderators?
Water or Graphite
What are control rods typically made of?
What are control rods typically made of?
Boron or Cadmium
What is the main function of control rods?
What is the main function of control rods?
Absorb extra neutrons
What happens when control rods are raised?
What happens when control rods are raised?
The reaction speeds up
What is the role of the coolant in a nuclear reactor?
What is the role of the coolant in a nuclear reactor?
Carries away heat produced by fission
What does the generator convert in a nuclear power station?
What does the generator convert in a nuclear power station?
Kinetic energy to electrical energy
How is the chain reaction kept steady and safe?
How is the chain reaction kept steady and safe?
Each fission causes one more fission
What is the purpose of the thick concrete shield around the reactor?
What is the purpose of the thick concrete shield around the reactor?
Prevents radiation from escaping
How is the chain reaction stopped in an emergency shutdown?
How is the chain reaction stopped in an emergency shutdown?
Control rods fully lowered
How must radioactive waste be stored?
How must radioactive waste be stored?
In shielded containers