物质三态词汇

能说出并区分物质的三种状态——固体、液体和气体，并使用描述性质的词汇：坚硬、不易变形、稀、流动、保持形状、充满容器；用“状态变化”来描述材料受热或冷却时发生的变化。

Name and distinguish the three states of matter — solid, liquid, and gas — using properties vocabulary: hard, rigid, runny, flows, keeps its shape, fills its container; use 'change of state' to describe what happens when materials are heated or cooled

学习证据 / Evidence

• 能将一组日常材料正确分类为固体、液体或气体，并说明理由
• 在描述日常物质时能准确使用固体、液体和气体这些词语
• 能用“状态变化”来描述冰融化或水沸腾时发生的变化

• Correctly sort a set of everyday materials as solid, liquid, or gas and give a reason for each
• Use the terms solid, liquid, and gas accurately when describing everyday substances
• Use 'change of state' to describe what happens when ice melts or water boils

评估问题 / Assessment

如果你指着水、冰和水壶冒出的蒸汽，{{name}}能正确说出它们分别是液体、固体还是气体，并自然地使用这些词吗？

If you point to water, ice, and steam from a kettle, can {{name}} correctly call each one a liquid, solid, or gas — and use those words naturally?