Practice Nuclear Fission (5) - Theme E: Nuclear and Quantum Physics

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8 questions

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6 sample questions

Question 1.
What is nuclear fission?
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Think about what happens to uranium-235.
Question 2.
Name one use of nuclear fission.
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Consider how we use energy in homes.
3Question 3.
What is nuclear fission?
- A process of combining atoms
- A process of splitting atoms
- A process of creating new elements
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Think about the opposite of fusion.
4Question 4.
True or False: Chain reactions can occur in both controlled and uncontrolled states.
- True
- False
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Consider the concept of a controlled fire versus a wild one.
Question 5.
Calculate the energy released when 1 kg of uranium-235 undergoes a complete fission reaction. Given the mass defect is 0.2g per reaction.
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Determine how many reactions can happen in 1 kg to use this value.
Question 6.
Discuss the implications of an uncontrolled chain reaction as seen in a nuclear weapon versus a controlled reaction in a power plant. What are the safety considerations?
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Think about the need for regulation in energy production versus destruction.

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