人们从生活的小事中,得到多种多样的启示。法国著名的物理学家和数学家帕斯卡,从小就注意观察和动脑筋。一天,小帕斯卡吃完饭,在厨房外边玩耍,听到从厨房里传来丁丁当当的声音。这声音,有些人听了可能不会在意,可帕斯卡听了却很着迷。他想:餐刀停止敲打盘子后,声音为什么不会马上消失呢?他尝试敲打盘子,声音果然要延续一段时间。用手一按盘子,声音就马上消失了。帕斯卡通过观察和试验,得出结论:声 People get a variety of inspiration from the small things in life. Pascal, a famous French physicist and mathematician, observed and brains from an early age. One day, Xiao Pascal finished his meal, playing outside the kitchen and heard the sound of Tintin dangling from the kitchen. This voice, some people may not care about it, but Pascal listened very fascinated. He thought: After the knife stops tapping the plate, why does not the voice disappear immediately? He tries to beat the plate, and the sound really needs to continue for some time. With a hand press the plate, the sound disappeared immediately. Pascal through observation and experiment, concluded: sound