20.Safe Electricity 安全用电 1.Electricity brings people a lot of convenience. However, if the method is not used correctly, electricity will cause harm to people.电给人们带来许多便利。但是,如果使用方法不正确,电就会对人们造成危害。 2.How to use electricity safely?如何安全用电呢? Mission card任务卡 3.Collect information about safe use of electricity..搜集有关安全用电的资料。 Activity process活动过程 4.Where does the electricity come from? 电从哪里来? 5.Solar power generation太阳能发电 6.Hydroelectricity水力发电 7.Hydroelectricity火力发电 8.Wind power风力发电 9.I know...我知道… 10Lithium batteries.锂电池 11.Dry battery干电池 12.Battery batteries蓄电池 13.Silver - zinc battery银锌电池 14.What can electricity do?电可以做什么? 15.Electricity can make the car move, or...电可以让小车动起来,还可以… 16.Electricity makes the light on, makes the fan turn around, the iron hot, and the speaker sound, this ability is electric power. 电可以让电灯亮起来,让风扇转起来,让熨斗热起来,让音箱响起来,这种能力就是电能。电能是一种能量。 17.How to use electricity safely?怎样安全用电? 18.Power off power before wiping the bulb. 不能在高压线下放风筝。 19.Someone can not touch the electric shock, to call adults to deal with.有人触电不能碰,要喊大人来处理。 20.Before using household appliances, read the instructions carefully.在使用家用电器前,要认真阅读说明书。 21.Safe use of electricity is important.安全用电很重要。 22.I think when I change the bulb...我认为换灯泡时… 23.I know a song about electricity safety我知道一首关于用电安全的儿歌。 24.The human body is conducting electricity, repair appliances to power, unarmed can not touch wires, wires do not do clothes poles. 人体大地都导电,修理电器要断电,徒手不能摸电线,电线不作晾衣杆。 25.Less than trees to shelter from the rain, wet hands can not touch the switch, do not play under the high-voltage line, electricity common sense mind.不到树下去避雨,湿手不能碰开关,不在高压线下玩,用电常识记心间。 26. Thunder and lightning, high voltage and AC power will cause harm to the human body..雷电、高压电、交流电会对人体产生伤害。 27.Prevention of lightning and safe use of electricity are important.预防雷电和安全用电很重要。 Expand activities拓展活动 28. Make handwritten or blackboard newspaper with safe electricity as the theme.以安全用电为主题制作手抄报或黑板报。 Module evaluation单元评价 Knowledge Park知识乐园 Fill in a fill, say say. 填一填,说一说。 1.Power supply电源 2.Electrical conductivity of materials材料的导电性 3.Switch: 开关 4.Simple circuit简单电路 5.The power of electricity电的本领 6.Wet hands do not touch switches湿手不能碰开关 7.Safe Electricity安全用电 Science Hall科学殿堂 8.Assemble a circuit and use two switches to control the bulbs with two switches.组装一个电路,用两个开关分别控制两个灯泡的亮灭。 Reflection on Space反思空间 9.My harvest我的收获 10.I need to improve我需要改进的 11.... I want to continue exploring the我想继续探究的 12.Battery can act as a power supply电池可以当作电源 13.Experiments to explore which material is easy to direct electricity探究哪种材料容易导电的实验 14.What are the new technologies for safe use of electricity?有哪些安全用电的新技术? |
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