I agree, I heard that astronaut cannot pee or shit while they are in space.tvb now,tvbnow,bttvb6 V. @! o+ `! E# I- q
It must be a painful joruney.www2.tvboxnow.com' o" L( }' x/ O
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
# V5 |$ T4 Y- ctvb now,tvbnow,bttvbI suggest you pack and pick other subject instead, if you really like Physics, 7 \7 |7 Q/ F- C6 J% F
you need to switch school.
1 g3 k, V; H& A' o yThere is no 地心引力, but "gravitational" force only.www2.tvboxnow.com/ l% g# o5 G% S
A simple meaning of Gravitational force = the force of attraction between any 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# e6 G- u8 p# \/ n- E0 {
two masses.5 L2 O( F$ N' Z; K
) A" l4 Y! N+ U8 t2 @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。Gosh, I got fooled by my HK Physics teacher many years ago. |