UID︰6830
UID︰13094
引用第12樓智者於2010-05-19 13:10發表的“”:原文:1. Imagine a child running forwards up the train. Her forward speed is added to the speed of the train, so couldn't she break the speed limit simply by accident? The answer is no.2. The laws of nature prevent the possibility by slowing down time onboard.
UID︰290
引用第16樓sikingthegreat於2010-05-20 21:19發表的“”:呢到唔明....句1我都agree. 但同句2有咩關係? [表情] 同埋句2所講嘅"slowing down time onboard..." 真係超出晒我理解能力以外...... [表情] 你可唔可以解釋下 [表情]
UID︰13708
引用第17樓智者於2010-05-21 11:34發表的“”:速度係距離除時間如果時間慢左,個速度咪唔會超過光速.......
引用第18樓BVEsun於2010-05-21 12:01發表的“”:其實velocity addition formula 同time dilation 關係不大.......
引用第19樓智者於2010-05-21 12:22發表的“”:layman terms please,唔係人人都睇得明 [表情]
引用第20樓BVEsun於2010-05-21 12:25發表的“”:gamma = lorentz factor [表情]
引用第21樓智者於2010-05-21 12:27發表的“”:我明,但係其他人唔明呢 [表情]