Exam-style question
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What is the significance of the photon in the context of particle interactions?.
- A.It allows for the conservation of baryon number.
- B.It is responsible for the decay of unstable nuclei.
- C.It mediates the electromagnetic force, enabling interactions between charged particles.
- D.It is a type of lepton.
Model answer
What a good answer should say
- It mediates the electromagnetic force, enabling interactions between charged particles.
Explanation
Why this works
The photon plays a crucial role in electromagnetic interactions, allowing charged particles to exert forces on one another.
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