七年级英语Electricity课件4.ppt

1、,Im a boy. My energy comes from food.,Im a robot. My energy comes from electricity.,2-1,2-2,Whats in His hands? What are Hi and Lo talking about? Where does Los energy come from? Whats the weather like in the cartoon? What will this unit probably be about?,A chicken leg and an ice cream.,Where their

2、 energy comes from.,Electricity.,Its rainy.,Electricity.,10-1,A1 Do you know these things? What can they do?,A2 What common points are there among them?,They all use electricity. They change electricity into other forms of energy.,10-2,A3 What forms of energy can they changeelectricity into?,light e

3、nergy,heat energy,movement energy,sound energy,A4 We cannot see electricity, but we can change itinto energy. Then we can see, hear or feel it. Match the kinds of energy in the box with the things in the pictures. Some things may produce more than one kind of energy.,10-3,_ _ _ _ _ _ _ _,10-4,B You

4、will watch three short clips of video.At the end of each clip, you will see a question. Watch each clip carefully and try to answer the questions. Try to remember every item appeared in the video.,10-5,10-6,10-7,10-8,10-9,10-10,4-1,A Answer the following questions.,What is energy? How do you feel if

5、 you do not have any energy? If you do not have a lot of energy, what can you do to increase your level? What happens if a machine does not have any energy? How can we supply machines with energy?,The power that makes things work.,Tired or sleepy.,Rest, sleep, eat healthy food and exercise regularly

6、.,It does not work.,Plug them into an electricity source; use batteries or solar panels.,B1 Before you read the story on the next page,look at the title, the first and last paragraphs and the pictures.,4-2,4-3,One evening, Daisy said, Im going to buy some sweets. Does anyone want anything?,Mum said,

7、 Whos looking foolish now, Benny?,What is the girl going to buy? Who is looking foolish? Who or what is the servant in the title?(A servant usually means someone who does housework for others.),Sweets (and batteries).,Benny.,Electricity.,B2 Now, try to answer these questions.,4-4,说 明 本套教材根据牛津英语教材Eng

8、lish First!，On Target!和Oxford English，由上海市中小学（幼儿园）课程改革委员会和牛津大学出版社（中国）有限公司合作改编。为了使教材更适合深圳学生的实际情况，又由深圳市科学研究院对现行英语教材（牛津上海版）进行适当改编。 本册教材供七年级第二学期试用。 本套教材改编顾问：张民伦 原教材改编者：沃振华 李绍贤 朱维庭 施安吉 施志红 杨顺德 本版教材改编者：尚 强 安凤岐 课件制作：卢 璐,movement,/muvmnt/ n.,an act of moving from one place to another or of moving something from one place to another 移动,Movement involves changing position or going from one place to another.,servant,/s