A2 Physics 物理出国英语Dynamics Part 3 - Newtons third law.ppt

基本信息

文件名称：A2 Physics 物理出国英语Dynamics Part 3 - Newtons third law.ppt

文件大小：1.91 MB

总页数：7 页

更新时间：2025-08-16

总字数：约1.51千字

文档摘要

ActionandreactionAfootballrestsonflatground.TherearefourkeyforcesactingbetweentheballandtheEarth.Whatarethey?Earth’sgravityactsontheball.Theballpressesdownontheground.Thegroundreactstotheball.Theball’sgravityactsontheEarth.

Newton’sthirdlawForeveryact