测试材料的不同用途
Testing Materials for Uses
能基于比较测试和公平测试得到的证据,说明金属、木材和塑料等日常材料为什么会被用于某些特定用途。
Give reasons, based on evidence from comparative and fair tests, for the particular uses of everyday materials including metals, wood, and plastic
学习证据 / Evidence
- 设计一项公平测试,比较两种或更多材料的某一特定特性。
- 把测试结果作为证据,说明某种材料为什么适合某种特定用途。
- 解释材料经测试的特性与其实际应用之间的联系。
- Design a fair test to compare a specific property of two or more materials
- Present test results as evidence for why a material is suited to a particular use
- Explain the link between a material's tested properties and its real-world application
评估问题 / Assessment
测试过不同材料后,{{name}} 能否根据证据解释为什么锅身用金属制作,而锅柄用塑料制作?
After testing different materials, can {{name}} explain with evidence why saucepans are made of metal but their handles are plastic?