天气预报 > 体育 > 人踢球时,对球施力的物体是
人踢球时,对球施力的物体是
更新时间: 2021-06-02 09:44:59  

1、人踢球时,人(脚)对球施加一个作用力,因此对球施力的物体是人(脚),由于物体间力的作用是相互的,因此球对人(脚)也施加一个反作用力;这一事例说明了物体间力的作用是相互的.故答案为:人(脚);人(脚);物体间力的作用是相互的。

关键词: 踢球 物体

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