无忧得胜-网上国际课程 (5edu.win)

 找回密码
 立即注册

手机扫一扫,访问本页面

开启左侧

Newton’s law of motion (id: c9d7406a1)

[复制链接]
admin 发表于 2025-12-20 23:14:38 | 显示全部楼层 |阅读模式
本题目来源于试卷: Newton’s law of motion,类别为 美国物理杯赛(Physics Bowl)

[单选题]
15.15: A skydiver falls downward through the air withrm5 eyhu bq5(.) -zcxw constant / cgb)a2rl 6xfps,5r lw .qz3s,kqo3sspeed. Which one of the following choices corre3z brqws 2k6cp5xs).l,3,r losag f/q ctly describes the Newton’s Third Law pair force to the air resistance acting on the skydiver during the fall?

A. There is no Third Law pair force for this kind of situation.
B. The gravitational force acting on the skydiver by the Earth
C. The force that molecules in the air exert on neighboring molecules in the air.
D. The force exerted on molecules in the air by the ground.
E. The force exerted on molecules in the air by the skydiver.


参考答案:  E


本题详细解析: 暂无

微信扫一扫,分享更方便

帖子地址: 

回复

使用道具 举报

您需要登录后才可以回帖 登录 | 立即注册

本版积分规则

浏览记录|手机版试卷|使用帮助|手机版|无忧得胜-网上国际课程 (https://5edu.win)

GMT+8, 2026-6-1 00:59 , Processed in 0.069346 second(s), 39 queries , Redis On.

搜索
快速回复 返回顶部 返回列表