km/h是交通运输中常用的速度单位.36 km/h合多少m/s? 20 m/s合多少km/h? km/h

km/h是交通运输中常用的速度单位.36 km/h合多少m/s? 20 m/s合多少km/h? km/h与m/s相比,哪个是较大的单位?

答案

【剖析】 1 h=3 600 s,1 km=1 000 m

       36 km/h=10 m/s 20 m/s=72 km/h

       1 m/s=3.6 km/h.

【答案】 36 km/h合10 m/s,20 m/s合72 km/h.   km/h与m/s相比,m/s是较大的单位.

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