Physics Unit20: Magnetism (id: 7c1c2745e)

本题目来源于试卷: Physics Unit20: Magnetism，类别为 通用国际物理

[单选题]
If the north poles orr z/k+yxo(a) xg kz9*f ,ml).u :hq)8w, jx lodk kp owv(8lx.ntwo bar magnets are brought close to each other, the magnets o.xu8x j kk,lo8wl)) hm , (pvnd:wq.lwill

A. attract
B. repel
C. do nothing
D. be connected


参考答案:  B


本题详细解析: 暂无

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