RootsEDU小学课程图谱与学习系统
数学 / Mathematics 测量 / Measurement PROCEDURAL 9 至 10 岁

计量单位换算(9岁以上)

Converting measurement units (age 9+)

知道同一单位制内各种计量单位的相对大小(千米/米/厘米/毫米,千克/克,升/毫升,小时/分/秒);能在不同公制单位之间进行换算,并用较小的单位来表示测量结果;能在换算表中记录等值关系。

Know relative sizes of measurement units within one system (km/m/cm/mm, kg/g, l/ml, hr/min/sec); convert between different metric units and express measurements in terms of a smaller unit; record equivalents in conversion tables

学习证据 / Evidence

评估问题 / Assessment

如果{{name}}需要把3.5千克换算成克,能不能自信地完成——并且还能填出一个简单的两列表格,用千克和克表示相同的测量值?

If {{name}} needs to convert 3.5 kg to grams, can they do it confidently — and also fill in a simple two-column table showing the same measurements in kg and g?

先修关系图 / Learning path