Edexcel International GCSE (9–1) Physics 4PH1 · 7.21
Control rods and moderators
- Code
- 7.21
- In
- 7c Fission and fusion
- Topic
- 7 Radioactivity and particles
- Course
- International GCSE (9–1) Physics 4PH1
- Board
- Edexcel
Grade boundaries·Edexcel command words
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points in 7c Fission and fusion
- 7.17 Nuclear reactions as energy sources
- 7.18 Fission of uranium-235
- 7.19 Products of uranium-235 fission
- 7.20 Chain reactions
- 7.21 Control rods and moderators
- 7.22 Shielding around a nuclear reactor
- 7.23 Nuclear fusion and fission compared
- 7.24 Nuclear fusion
- 7.25 Fusion as the energy source of stars
- 7.26 Conditions needed for nuclear fusion