I agree, I heard that astronaut cannot pee or shit while they are in space.
6 J! K ^! C( EIt must be a painful joruney.
4 y0 A9 k& n( V. E' DOh BTW, if your lecturer talks about "地心引力" in your Physics class.
, F6 `4 F: R! n+ E' C f$ w( m! ETVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。I suggest you pack and pick other subject instead, if you really like Physics, TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。, |% u J: p9 g$ z s( |- s
you need to switch school.TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。: D3 b- {! u! o Y/ x) s
There is no 地心引力, but "gravitational" force only.
% o' N _+ k9 r% T# J7 J1 j$ SA simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇2 S5 E \1 N7 m+ m% z7 `, o
two masses.www2.tvboxnow.com1 B1 l, `5 i' K5 _/ e, r+ V
6 a+ s& k5 B' v2 T4 e2 M9 A& \公仔箱論壇Gosh, I got fooled by my HK Physics teacher many years ago. |