《一次有趣的科学实验》

万宝路

在我的科学课上，有一次有趣的科学实验让我至今记忆犹新。那是一个关于浮力的实验。老师让我们准备一个杯子、一些水、一个鸡蛋和一些盐。首先，我们把鸡蛋放进装满水的杯子里，鸡蛋沉到了水底。然后，我们往杯子里加入一些盐，并用筷子搅拌均匀。奇迹发生了，鸡蛋慢慢地浮了起来。老师告诉我们，这是因为盐水的密度比清水大，所以鸡蛋能够浮起来。这次有趣的科学实验让我明白了很多关于浮力的知识，也让我对科学产生了更浓厚的兴趣。


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xmrixxyb

路过，支持一下啦

IMS智能制造

这是什么东东啊

中国注塑网

沙发！沙发!

mwkykkvi

不知该说些什么。。。。。。就是谢谢