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如何比较物质的吸热能力
更新时间: 2020-09-16 00:00:00  

比较物质的吸热能力方法如下:

1、分别拖动石棉网至铁架上面的圆台上,分别拖动烧杯置于石棉网上,摆放好实验器材;

2、用天平分别秤去相同质量的两种物质,放于烧杯中,分别拖动温度计于烧杯内,记下此时各温度计的读数,发现都是相同的;

3、点燃酒精灯,并开始计时;

4、随着时间的增长,两种物质的吸热能力即可比较。

关键词: 如何 比较 物质 吸热 能力

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