天气预报 > 其他 > 人会走出地球吗
人会走出地球吗
更新时间: 2020-09-15 00:00:00  

按实际一点的说法来说,人肯定是走不出地球的,因为人走的速度太慢,达不到走出地球的速度,还有就是地球引力,以我们人类的自身能力是不足以挣脱地球引力的,它需要借助极大的力来挣脱掉引力。还有就是地球不是平面,是球体,北极南极并不是地球的“边”,即使人在地球上朝一个方向一直走,也不会走到尽头,不会“掉”下太空,还可能走到原来的起点。

关键词: 地球

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