外研版英语必修一Module5Readingandvocabulary课件(1)

Module 5 A lesson in a lab reading liquidsolidgas 金属 metal 氧气 oxygen 混合物 mixture 目标 aim reaction 反应 （n.） sodium 钠 magnesium 镁 阶段，时期 stage 与电有关的 electrical 液体 liquid 生锈 rust conclusion 结论 zinc 锌 calcium 钙 电 electricity 煮 boil 普通的 ordinary 形成 form partial 部分的 float 漂浮 steam 蒸汽 1.The Different Uses of Metals 2.The Reaction of Metals 3.The Reaction of Metals with Oxygen Task 1 Passage 1 Listen and Choose the best title Metals Heated in oxygen Reaction with water or steam K Burns to form an ___________ Reacting with __________ waterCa Na Mg Reacting with steam Al Zn Fe Reacts__________ _________ reaction Cu _________ reaction _________ reaction oxide cold slowly partial partial No The Reaction of Metals potassuim calcium sodium magnesium aluminium zinc iron copper Discuss and answer the questions 1. Which metals react 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? How many stages are there in a scientific experiment report Task 2 Passage 2 Reach a conclusion Iron rusts in____________. Iron doesn’t rust in _____ and___________ ordinary water dry air air-free water . squeeze …pour… in a container dip… blow…to… ligh t … heat… Design a simple experiment in groups Presentation Summarize what we have learnt 总结 a world ________ metals half-fill…_____... a description_____ put…______ order _________ equipment add…______... _____ the bottom of _______ an oxide react _______ keep…_____ of without with form at to electrical in of with out A cloze on your study plan Homework Thank You!