第九课

nine9

Changing paper多变的纸

1. Have you ever played origami? What changes have taken place in paper when playing origami games?

你玩过折纸游戏吗?玩折纸游戏时，纸发生了哪些变化?

Material package材料包

2. Paper, leather bars, cans, wire, etc.纸张、皮筋、易拉罐、铁丝等。

Activity process活动过程

3. Do it and observe what changes have taken place in the paper.做一做，观察纸发生了哪些变化。

4. Fold a paper plane.折个纸飞机。

5. In the process of playing with paper, the shape or size of the paper has changed, but the material that constitutes the paper has not changed.

玩纸过程中，纸的形状或大小发生了变化，但构成纸的物质没有改变。

6. What objects change and the substance that constitutes the object does not change?

哪些物体变化后构成物体的物质没有改变?

7. glass broken or glass.玻璃杯打碎了还是玻璃。

8. When the candle melts...蜡烛熔化后....

Outreach activities拓展活动  

9. Make a plastic.做面塑。