how can i put my file on here?作者: camus 時間: 2005-4-5 12:18 AM
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勁呀,點整架?作者: Chingy 時間: 2005-4-5 12:21 AM
Originally posted by camus at 2005-4-5 12:18 AM: 3 M: q8 O; R! x8 }嘩!!! 6 p. h+ t& y" S& G6 U2 p勁呀,點整架?
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can u see tht link?作者: stupid X 時間: 2005-4-5 12:33 AM
i believe that can be easily explained by newton first law. 5 z$ y" a' R6 T) B$ ~9 oWhen no net force act on a object, the object will travel with constant velocity.! J6 N% r; Q$ |8 F
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Since the water on the earth will be attracted by gravitational force, it will fell on the ground. % \& ]; ^# Y8 f% v( v 7 O6 b% s# B1 ^ q3 JBut in the space, no force is added on the water will u X the ball ,so the water will remain its old velocity(don't move)作者: Chingy 時間: 2005-4-5 12:42 AM
tht is in the space作者: 中華卡樂b 時間: 2005-4-5 01:44 AM