本题目来源于试卷: Elementary Particles，类别为 IB物理学
[问答题]
Which of the four interaco2u5c 5du8r5 ikm8ohytions (strl x6 e0o6 1vtu3wchj.hong, electromagnetic, weak, gravitational) does an electron 1 we6.3lj6txoh0 cvuhtake part in? A neutrino? A proton?
参考答案:
An electron takes part in the electromagnetic interaction (it is charged), the weak interaction, and the gravitational interaction (it has mass). A neutrino takes part in the weak interaction and the gravitational interaction (it has a small mass). A proton takes part in the strong interaction (baryon), the electromagnetic interaction (it is charged), the weak interaction, and the gravitational interaction (it has mass).
本题详细解析:
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