本题目来源于试卷: Elementary Particles，类别为 IB物理学
[问答题]
Which of the four interactions (strong, s1hso.. lo9g yj5hp,q el5 j* pyjl/zb8oectromagnetic, weak, gravitational) does an electron take p8jp *byjl 5/ozart 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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