Edexcel International AS and A level Physics XPH11/YPH11 · 121
The standard quark-lepton model
- Code
- 121
- In
- U4.5 Nuclear and Particle Physics
- Topic
- U4 Further Mechanics, Fields and Particles
- Course
- International AS and A level Physics XPH11/YPH11
- 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 U4.5 Nuclear and Particle Physics
- 111 Nucleon number and proton number
- 112 Alpha particle scattering and the nuclear model
- 113 Thermionic emission
- 114 Particle accelerators and detectors
- 115 Radius of a charged particle's path in a magnetic field
- 116 Conservation laws and particle tracks
- 117 High energies to probe nucleon structure
- 118 Mass-energy equivalence in creation and annihilation
- 119 Energy and mass units in particle physics
- 120 Relativistic increase in particle lifetime
- 121 The standard quark-lepton model
- 122 Particles and antiparticles
- 123 Conservation of charge, baryon number and lepton number
- 124 Particle equations