今天我们上了一节别开生面的实验课。开始上课了,老师先把一个杯子装满清水,接着请一位同学把一个鸡蛋放进装着清水的杯子里,结果鸡蛋下沉了。然后老师把另一个杯子装满水,又放了许多的盐,用工具不停地搅拌,盐溶化了。老师又请一位同学把鸡蛋放进装有盐水的杯子中,结果鸡蛋在水中一荡一荡的。同学们立刻喊起来:“鸡蛋浮起来了!”这时,老师用手把鸡蛋按下去,结果鸡 Today we went to a fantastic experimental class. Begin class, the teacher first filled a cup of water, and then asked a classmate put an egg into the cup filled with water, the results of the egg sinking. Then the teacher filled another cup with water, put in a lot of salt, stirred it constantly with a tool, and melted the salt. The teacher asked a classmate to put the eggs in a cup filled with salt water, resulting in the swinging of eggs in the water. Students immediately shouted: “egg floating!” At this time, the teacher pressed the egg by hand, the results of chicken