物态变化现象在生活中很常见.例如冬天雪花纷飞,清晨晶莹剔透的露珠。奇美壮观的雾凇等等.初中“物态变化”这一章有许多细节性的知识点,概念比较多,如果掌握不清楚的话.很容易出现错误.易错点1:对温度的理解和温度计的读数易错1.温度只有“高低”之分,而没有“有无”之分.我们可以说某个物体温度很低,但是不能说某个物体没有温度.2.关于温度计的读数是个易错点.我们可以先找 The phenomenon of change in the state of things is very common in life. For example, snow flakes in winter and crystal clear dew in the morning. Chimei’s spectacular haze and so on. There are many detailed knowledge points in the chapter of junior middle school “change of state”, and there are many concepts. If you don’t know clearly, it is easy to make mistakes. Easy to mistake 1: understanding temperature And the thermometer’s reading is easy to be wrong 1. The temperature is only “high ”, but there is no “ No ” points. We can say that an object temperature is very low, but can not say that there is no object temperature. The thermometer’s reading is an error-prone point. We can find it first