中国小学科学 (Chinese Primary Science) - Science

描述影响溶解的因素

Mission Objectives

研究影响溶解的方式

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Rocket Words Quiz

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Keywords

Words and meanings to learn

不溶

不可溶解

动能

物质的运动能量

表面积

物体表面所占空间的量。

溶剂

溶解物质的液体，例如水。

浓度

在定量溶液中溶解的溶质的量

Required Resources

题纸 搅拌 秒表 坐标纸 烧杯 水 砂糖 茶匙 温度 秒表 烧杯 热水、冷水和开水 砂糖 茶匙 坐标纸 表面积 秒表 两个烧杯 方糖 砂糖 热水

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