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Edexcel IGCSE Physics 7.20 Chain Reactions Questions

Trace the feedback loop: neutrons from one U-235 fission strike other U-235 nuclei, which split and release more neutrons to continue the reaction.

Syllabus
First assessment 2019
Course
Physics 4PH1

Exam points

  • Explain how neutrons from one U-235 fission are absorbed by other U-235 nuclei, making them split and release more neutrons.

Edexcel IGCSE Physics 7.20 Chain Reactions Questions question 1

[Maximum number: 3]

Describe what is meant by a chain reaction.

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