Theme E: Nuclear and quantum physics
IB Physics E.4 Fission: practice questions and video explanations
Spontaneous and neutron-induced fission, chain reactions and the parts of a nuclear power station.
SL and HL
What you need to know for E.4 Fission
- Calculate the energy released in fission from binding energies
- Explain chain reactions and critical mass
- Describe the role of the moderator, control rods, fuel and heat exchanger
- Discuss shielding and the management of nuclear waste
E.4 Fission questions in the question bank
- Exam-style questions
- 12
- Multiple choice (Paper 1A style)
- 11
- Structured (Paper 1B and 2 style)
- 1
- Free to try
- 0
Every question has a mark scheme. Multiple-choice answers are marked instantly, and for structured questions you open the mark scheme part by part and award yourself the marks you earned. Most questions also have a step-by-step video explanation presented by an IB teacher or a former IB student.
Practising E.4 Fission needs Premium. Topic A (Space, time and motion) and uncertainties are free with a free account.
More from theme E: Nuclear and quantum physics
Full practice papers
When you have practised by topic, sit a full SL or HL mock exam with Paper 1A, Paper 1B and Paper 2, or see every IB Physics topic.