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速度与机械运动

> 某运动员百米赛跑的成绩是10秒，则以下说法中正确的是 A.运动员每秒钟通过的路程都是10米 B.该运动员赛跑时做的是匀速直线运动 C.该运动员冲线时的速度大于10米/秒 D.该运动员起跑时的速度一定大于10米/秒

问题：

发布时间：2024-09-09

某运动员百米赛跑的成绩是10秒，则以下说法中正确的是

A.运动员每秒钟通过的路程都是10米
B.该运动员赛跑时做的是匀速直线运动
C.该运动员冲线时的速度大于10米/秒
D.该运动员起跑时的速度一定大于10米/秒

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