不如換轉物件,去港島,有架電車沒有人,停了的,你從個窗口飛架小電直入去,之個架電車開,會怎樣呢?作者: Evo5 時間: 2011-11-2 19:57
the main issue is the air flow, in an enclosed space thing through up or anything fly up will not move to the back, but when the tram 's window open, things will fly to the back 作者: chiu 時間: 2011-11-2 21:00
It relates to Newton's laws of motion