Understandings:
• Quarks, leptons and their antiparticles
• Hadrons, baryons and mesons
• The conservation laws of charge, baryon number, lepton number and strangeness
• The nature and range of the strong nuclear force, weak nuclear force and electromagnetic
force
• Exchange particles
• Feynman diagrams
• Confinement
• The Higgs boson
Applications and skills:
• Describing the mediation of the fundamental forces through exchange particles
• Sketching and interpreting simple Feynman diagrams