当前位置:作文吧作文大全300字作文内容页

有趣的科学实验作文350字

In our life, have a few interesting scientific little tests, we notice to be less than usually, in the life everywhere all knowledge, I discovered an interesting scientific little test today.

在我们生活中,就有一些有趣的科学小实验,都是我们平常注意不到的,生活中处处皆学问,今天我便发现了一个有趣的科学小实验。

I should do today interesting magical small experiment, experimental name calls malcontent water cup, it is very open-eyed when the name that hears this experiment when everybody! What? Pour malcontent water cup? How likely? How can water cup pour dissatisfaction? Hey! Still have really so an experiment.

今天我要做一个有趣又神奇的小实验,实验的名字叫倒不满的水杯,当大家听到这个实验的名字时是不是很惊讶!什么?倒不满的水杯?怎么可能?水杯怎么会倒不满呢?嘿嘿!还真有这么一个实验。作文吧 WWW.zuOwEnBa.Net

The experiment needs the bottle of a replete water and a transparent glass, experimental measure is: water little arrive cup, take the advantage of a cup carelessly fast smash bottle go up in glass, with respect to meeting discovery water did not flow.

实验需要一个装满水的瓶子和一个透明的玻璃杯,实验步骤是:将水一点点的到入杯子,趁杯子不注意快速的将瓶子扣在玻璃杯上,就会发现水没有流出来。

Experimental principle is when bottle the water in comes out a bit, but air did not go in, at this moment the empty gas above bottle, bulk greatens pressure decrescent, but the atmosphere outside did not change however, both had pressure difference, when the gravity when the water in this pressure difference and bottle is equal, water was balanced, do not pour out of also not inpour.

实验原理是当瓶子里的水出来一点,但空气并没有进去,这时瓶子上面的空气体,体积变大压力变小,但是外面的大气压却没有变,两者就有了压力差,当这个压力差和瓶子中水的重力相等时,水就平衡了,不流出也不流进。

There is science everywhere in the life, want to observe seriously only, go carefully thinking, you can discover more and interesting scientific test.

生活中处处都有科学,只要认真去观察,仔细去思考,你就会发现更多有趣的科学实验。