Physics Unit11: Vibrations and Waves (id: c0d2d188f)

本题目来源于试卷: Physics Unit11: Vibrations and Waves，类别为 国际高中通用物理

[单选题]
The number of crests of a wave passing a point per unixc;do,c x msqq3 55zu3t time is c7k 4j.y cxu0e(wbyj 6talled the wave's(ytw 6 .47cj0uxjeb yk

A. speed.
B. frequency.
C. wavelength.
D. amplitude.


参考答案:  B


本题详细解析: 暂无

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