Module VI第六单元 The power of electricity电的本领 1. Refrigerator freshness, electric lighting, air conditioning refrigeration. .. … 2. Refrigerator freshness, electric lighting, air conditioning refrigeration. .. …冰箱保鲜,电灯照明,空调制冷… 3. How is the electricity closely related to our lives and the electricity spread to thousands of families? What should we pay attention to when using electricity? 电与我们的生活息息相关电是怎样传到千家万户的?用电时应该注意什么? 4. Let's explore it together. 让我们一起探究吧。 1 8The light bulb is on 灯泡亮了 1.Electric lights bring light to the world. How do they light up? 电灯给世界带来了光明,它们是怎么亮起来的? 2.Activity process活动过程 3.How to make the small light bulb light up? 怎样让小灯泡亮起来? 4.I know these devices.我认识这些器材。 5.Glass foam.玻璃泡 6.Filaments灯丝 7.Metal金属架 8.Metal threads金属螺纹 9.Connecting point连接点 10.I connected like way. 我是这样连接的。 11.Why not light?为什么不亮? 12.Do not wire the two ends of the battery directly.不要把电池的两端直接用导线连在一起。 13.How to control the light bulb? 怎样控制灯泡的亮灭? 14.Close the switch, light bulb...把连接方法画下来 Thinking Navigation思维导航 15. what are the connection methods for light bulbs?让小灯泡亮起来的连接方法有哪些? 16.What are the similarities between these methods?这些方法有什么相同点? 17.What does the light bulb does not light? 灯泡不亮的原因是什么? 18.A simple circuit consists of four parts: power supply (such as battery), switch, wire, electrical appliance (such as light bulb), etc.一个简单电路包括电源(如电池)、开关、导线、用电器(如灯泡)4个部分。 Outreach activities拓展活动 19. In a circuit, how do two bulbs light at the same time? Try connecting with it. 在一个电路中,怎样让两个灯泡同时亮起来?试着连一连。 |
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