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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.公仔箱論壇9 v# K+ r, _  s( i3 q
It must be a painful joruney.
, o( v' ^$ m, `7 Owww2.tvboxnow.comOh BTW, if your lecturer talks about "地心引力" in your Physics class.
: w3 c8 f3 `, N3 QI suggest you pack and pick other subject instead, if you really like Physics,
. B+ J6 L# E' [$ V5 _( V: ]& ytvb now,tvbnow,bttvbyou need to switch school.' c0 ?: k9 D& B# G! f  I' A  s) C
There is no 地心引力, but "gravitational" force only.公仔箱論壇$ H  o' c! }3 N' l8 O0 R8 \
A simple meaning of Gravitational force = the force of attraction between any
  R3 P7 z' o& v6 ]7 k. `* pwww2.tvboxnow.comtwo masses.
# z% X8 {0 N$ k. C3 r/ Ywww2.tvboxnow.com" C& y: U" {4 L2 z9 O9 U
Gosh, I got fooled by my HK Physics teacher many years ago.
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