外研版高中英语必修一《Module5 Reading and Vocabulary》课件
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1、P2 Reading and Vocabulary,Module 5 A Lesson in a Lab,stage conclusion aimreaction electricalequipment react potassium sodium calcium,n. 阶段,时期n. 结论n. 目标,目的n. 反应 adj. 与电有关的;用电的n. 设备,装备vi. (化学)反应n. 钾n. 钠n. 钙,Words review,magnesiumaluminiumzinc partialcopper oxide rust boil ordinary,n. 镁n. 铝n. 锌 adj. 部分
2、的,局部的n. 铜n. 氧化物vi. 生锈vt. 煮沸,煮 adj. 普通的;平常的,Words review,Objectives,1. To understand the two passages about scientific experiments 2. To summarize and retell the main stages of the experiments 3. To learn some useful words and expressions in the passage 4. To learn to describe some other scientific e
3、xperiments,Words: stage reaction conclusion aim equipment ordinary electrical Expressions: react with addto keepout of fillwith putin order Patterns: It is + adj. + to do sth.,Focus on,P44 1,Put these words in the correct order to describe the stages of a scientific experiment.,conclusion aim result
4、 method,When we do an experiment, we should first of all have a/an _. We should use proper _. We should find out the _ and get a/an _.,aim,methods,result,conclusion,Do you know these four words? Do you know their meanings in a scientific experiment?,Aim,Method,Result,Apparatus/ Equipment,Conclusion,
5、+,the elements of a simple scientific experiment,balance 天平,crucible 坩埚,tongs 钳子,test tube 试管,test tube holder试管夹,Bunsen burner本生灯,cotton wool 脱脂棉,Do you know these apparatus?,VS,gas,liquid,Bunsen burner,Alcohol burner,(alcohol),for general ideas,Skimming,Passage A,Choose the best title for Passage
6、A.,A. The Different Uses of Metals B. The Reaction of Metals C. The Reaction of Metals with Oxygen,P44 2,for specific information,Scanning,Passage A,1. Which statement can we get from the first paragraph? A. Metals are very rare in the world. B. Metals react with other substances. C. Metals are only
7、 used in cars. D. All the metals react with water. 2. Which of the following about iron is true according to the table? A. It cant react with water. B. It reacts quickly with oxygen. C. It reacts with steam. D. It is heavier than copper.,Read Passage A and choose the best answers.,Answer the followi
8、ng questions.,1. Which of the metals in the table reacts the most with oxygen and water? 2. What happens when you heat calcium in oxygen? 3. Which metals react with steam? 4. Does iron have a slow or fast reaction with steam? 5. Does copper react with water?,P44 3,Now check the answers.,1. Which of
9、the metals in the table reacts the most with oxygen and water?2. What happens when you heat calcium in oxygen?,Potassium, calcium and sodium.,It burns to form an oxide.,3. Which metals react with steam? 4. Does iron have a slow or fast reaction with steam? 5. Does copper react with water?,Magnesium,
10、 aluminium and zinc.,It has a slow reaction.,No, it doesnt.,for general ideas,Skimming,Passage B,What experiment does Passage B show us ? A. How does the nail rust? B. How does iron react with air and with water? C. How do we do an experiment about the reaction of iron?,for specific information,Scan
11、ning,Passage B,1. Why should we add oil to the water in the experiment? A. To make the water clean. B. To protect the iron nails. C. To clean the tube. D. To keep air out of the water. 2. We can learn from the experiment that _. A. how iron rusts with oil B. iron is quite easy to rust C. how we can
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