论文部分内容阅读
这是一道测固体密度的实验题 ,题目如下 :小明要在家中测量细长圆柱白蜡烛的密度 ,家中现只有表 1中所列材料和工具 .请根据表 1中给出的材料设计出一个使用材料品种少 ,最经济且简便的实验方法来进行粗略测量 .(白蜡烛的密度约 0 .9×1 0 3ｋｇ/ｍ3)要求 :(1 )写出所选择的材?
This is a test item for measuring the density of solids. The topic is as follows: Xiao Ming wants to measure the density of slender cylindrical white candles at home. There are only materials and tools listed in Table 1 at home. Please design a material according to the materials given in Table 1. Use a small variety of materials, the most economical and simple experimental method to conduct rough measurements. (The density of white candles is about 0.9 × 10 3 kg/m 3 ). Requirements: (1) Write the selected material?