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51问答网 > 人从高空坠落在水面是和水泥路是有什么区别?

人从高空坠落在水面是和水泥路是有什么区别?

2025-03-15 07:14:59

推荐回答（2个）

回答1：

答:人从高空坠落到水面，由于受到水的阻力，所以人会继续下沉，速度慢慢地减为零，根据动量守恒定理mv1－mv0＝Ft，动量的变化量等于受到的冲量Ft，而受到的冲量是固定的，受力时间越短，受到的冲击力越大。人落入水中受力时间比较长，所以受到的冲击力相对比较小，人可能只会受到轻伤，如果人坠落到水泥路，受力时间只是一瞬间比较短，所以受到的冲击力非常大，人就会被摔死。
(望采纳)

回答2：

大哥这是在谁那啊当然不会死啊醉了在水泥路的话就死了呗一个不会死一个死了呀

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