第十课

10  Wind formation 风的形成

1. ‘The three autumn leaves can bloom in February. Across the river a thousand feet of waves, into the bamboo pole oblique ."“解落三秋叶，能开二月花。过江千尺浪，入竹万竿斜。”

2. The natural phenomena described in this poem are related to the wind.这首诗描写的自然现象与风有关。

3. What do you know about the wind?你对风有哪些认识？

4. Material package: large beverage bottles, candles, mosquito - repellent incense, etc. 材料包：大饮料瓶、蜡烛、蚊香等

5. Activity process活动过程

6. Where is the wind? 哪里有风？

7.I also know我还知道······

8. How is wind formed in nature?自然界中的风是怎样形成的？

9. What has the wind formation had anything to do with? 风的形成与什么有关？

10. I guess我猜想······

11. Do an experimental study. 做个实验研究一下吧。

12. Mind - based navigation思维导航

13. Is the temperature the same inside and outside the bottle before the candle is lit?蜡烛点燃前，瓶内外温度一样吗？

14. In which direction does the smoke float?烟向哪个方向飘？

15. After the candle is the same, is the temperature inside and outside the bottle? 蜡烛点燃后，瓶内外温度一样吗？

16. In which direction does the smoke float?烟向哪个方向飘？

17. Under what conditions can this be formed?这说明在什么条件下可以形成？

18. Wind in Nature大自然中的风······

19. Under the sun, because of the geographical environment,在太阳的照射下，由于地理环境的不同，

20. Some places the temperature is high, the temperature is low. 有的地方温度高，有点地方温度低。

21.Hot air rises at high temperatures,  温度高的地方热空气上升，

22. The cold air around him is coming up,周围的冷空气补充过来，

23. The constant flow of air forms the wind.空气不停的流动，就形成了风。

24. What impact does the wind have on our lives? 风对我们的生活有什么影响？

25. What did the typhoon bring us?台风给我们带来了什么？

26. Outreach activities拓展活动

27. What is the difference between the wind between day and night by the sea? Why? 在海边，白天和夜晚的风向有什么不同？为什么？

28. Check the data and find out.查阅资料，了解一下。

29. Knowledge Park知识乐园

30.Fill in a fill, say  填一填，说一说

31. Cold & Heat, wind, formation cause, impact冷与热，风，形成原因，影响

32. Liquids, properties, examples, thermometers液体、性质、举例、温度计

33. Gas, properties, examples, hot air balloons气体、性质、举例、热气球

34. Solids, properties, examples固体、性质、举例

35. The Hall of Science科学殿堂

36. Why should the range hood be installed above the stove?抽油烟机为什要安装在炉灶的上方？

37. Reflection on Space反思空间

38. My harvest我的收获

39. Liquids, solids and gases have the properties of thermal expansion and contraction.液体、固体、气体具有热胀冷缩的性质。

40. I need to improve the我需要改进的

41. Explore the experiment of solid thermal expansion and contraction.探究固体热胀冷缩的实验。

42. I want to keep exploring我想继续探究的

43. Is there an object with the properties of thermal expansion and contraction?有么有物体具有热胀冷缩的性质呢？