Exam-style question
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Which of the following best describes the role of control rods in a nuclear reactor?.
- A.They increase the temperature of the reactor
- B.They absorb neutrons to regulate the fission process
- C.They provide additional fuel for the reaction
- D.They cool the reactor down
Model answer
What a good answer should say
- They absorb neutrons to regulate the fission process
Explanation
Why this works
Control rods are made of materials that absorb neutrons, which helps to control the rate of the fission reaction and maintain safety in the reactor.
Common mistake
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