Physics A-Level
Exchange particles as carriers of forces
What Exchange particles as carriers of forces means in Physics A-Level, as defined for AQA.
Definition of Exchange particles as carriers of forces
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Reference: AQA
A wavy line represents the exchange particle, which is a virtual photon for electromagnetic interactions and a W⁺ or W⁻ boson for weak interactions.
Topics that use Exchange particles as carriers of forces
- Particle interactions (AQA A-Level)
Related terms
- Conservation laws at vertices
- Electromagnetic force
- Fundamental interactions
- Range and strength
- Virtual particles
- Virtual photons
- Weak and electromagnetic interactions
- Exchange particles
Using Exchange particles as carriers of forces in the exam
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