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测量物质密度是中考试题中考查最多的问题,也是学生学习过程中难以掌握的知识点。测量物质的密度最基本的方法是用天平和量筒直接测出物体的质量和体积,然后利用密度公式求出物质的密度。
Measuring the density of matter is the most important test in the exam questions, but also difficult to master the learning process of students knowledge points. The most basic method of measuring the density of a substance is to directly measure the mass and volume of the object with a balance and a graduated cylinder, and then use the density formula to find the density of the substance.