返回列表 回復 發帖

[冷知識分享] 在太空中航天员是没办法哭的

在太空中航天员是没办法哭的,因为没有地心引力,眼泪流不出来
I agree, I heard that astronaut cannot pee or shit while they are in space.tvb now,tvbnow,bttvb8 }& y$ ]) g) O: l
It must be a painful joruney.公仔箱論壇: Y' S- E2 [7 @* n+ m6 f- |' W
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.tvb now,tvbnow,bttvb$ A; }" ?0 N3 ?6 z
I suggest you pack and pick other subject instead, if you really like Physics, 公仔箱論壇& r! ]8 {: W2 t4 G/ X
you need to switch school.
$ s1 J+ [3 g; dThere is no 地心引力, but "gravitational" force only.
( w  z9 C' C4 n& hA simple meaning of Gravitational force = the force of attraction between any tvb now,tvbnow,bttvb* W) [7 \: F* O* x4 A+ [. Y
two masses.  B# N4 T4 u6 N  _
( l7 Q6 z" X0 @3 l/ Q2 \4 Y7 F
Gosh, I got fooled by my HK Physics teacher many years ago.
返回列表