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长度的估测

> 对于一个作匀速直线运动的物体，根据v= ，下列说法中正确的为 A.速度跟它通过的路程成正比 B.速度跟运动时间成反比 C.速度跟它通过的路程成正比，跟运动时间成反比 D.速度跟它通过的路程和运动时间都无关

问题：

发布时间：2024-09-13

对于一个作匀速直线运动的物体，根据v= $数学公式$ ，下列说法中正确的为

A.速度跟它通过的路程成正比
B.速度跟运动时间成反比
C.速度跟它通过的路程成正比，跟运动时间成反比
D.速度跟它通过的路程和运动时间都无关

参考答案：

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