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速度与机械运动

> 卡车和联合收割机以同样快慢、向同一方向前进，下列有关说法中，正确的是 A.相对于地面来说，联合收割机是静止的 B.选卡车为参照物，联合收割机是静止的 C.相对于收割机来说，卡车在运动 D.选地面为参照物，卡车是静止的

问题：

发布时间：2024-09-13

卡车和联合收割机以同样快慢、向同一方向前进，下列有关说法中，正确的是

A.相对于地面来说，联合收割机是静止的
B.选卡车为参照物，联合收割机是静止的
C.相对于收割机来说，卡车在运动
D.选地面为参照物，卡车是静止的

参考答案：

提问用户：H7***oeK

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