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[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.& o6 `+ T# x$ L7 j# M# N
It must be a painful joruney.www2.tvboxnow.com" b0 l( r1 L$ ?  L0 E
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
3 r3 @5 F! M1 L9 {4 D0 b6 m. ~. \I suggest you pack and pick other subject instead, if you really like Physics, 9 v7 Q7 i# E! Z' Q! @0 `+ T. ^
you need to switch school.公仔箱論壇( C! [3 g; c  m$ r# z7 Q
There is no 地心引力, but "gravitational" force only.
7 t* P, o2 l. twww2.tvboxnow.comA simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇) ]' i. u- A- S, A' b" r. `
two masses.www2.tvboxnow.com' h. S5 v% z5 k- J  z  `8 r( _

8 T% r9 S# S2 l( I公仔箱論壇Gosh, I got fooled by my HK Physics teacher many years ago.
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