EPISODE · Nov 10, 2021 · 1 MIN
大象跳不起来
from 伊人耳朵SPA/一分钟耳朵SPA
有的人问了,大象只要飞跑,会不会跳起来呢?这个问题其实很容易想象,大象其实是根本跳不起来的。首先,我们来根据地球的引力计算,一头大象一般都几吨重,体重每增加一倍,下落时冲力会增加8倍,即使大象的腿是钢做的,只要大象跳起来5公分,就会使自己的腿骨折。生物的材质都是一样的,所以,根据进化论来看,只要前面一个大象跳起来骨折了,那么后面的大象都不会选择再起跳的,否则大象就会灭绝的。其次,大象从来不会奔跑,因为大象的四条腿从来不会同时离开地面。大象即使是在运动最快的时候也只能说是快走。虽然大象脚上的骨头与其他的哺乳动物一样多,但骨骼之间的空隙非常小,与其他哺乳动物相比,大象的灵活性非常差,缺少跳离地面所需要的弹性结构。所以,大象根本就无法跳起来。
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