高中英语 Module5 Reading课件 外研必修1.ppt

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1、 Module 5 A Lesson in a LabA Simple Scientific Experiment2021/8/11 星期三1To know some metals and their reactions with some substancesTo learn how to do an experiment To be able to retell the main points in the text To build up the love for science Goals 2021/8/11 星期三2 1.The Different Uses of Metals 2.

2、The Reaction of Metals 3.The Reaction of Metals with OxygenChoose the best title for Passage A.ScanningScanning2021/8/11 星期三3Read Passage A again 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 stea

3、m?4.Does iron have a slow or fast reaction with steam?5.Does copper react with water?Potassium,sodium and Potassium,sodium and calsium.calsium.It burns to form an oxide.It burns to form an oxide.Magnesium,aluminium,and zinc.Magnesium,aluminium,and zinc.Slow.Slow.No,it doesnt.No,it doesnt.2021/8/11 星

4、期三4 Do you think it is scientificto make Goujian Sword by using copperAfter learning Passage A?2021/8/11 星期三5What can we learn from Passage A?It is very important to know_.It is very useful in our daily life.Harvestmetals can react with different substanceshow2021/8/11 星期三6?aimresultconclusionappara

5、tus How many stages are there in a scientific experiment reportFast readingFast readingPassage B2021/8/11 星期三7Iron in dry airIron in air-free waterIron in ordinary waterUse of cotton wool_Use of oil_Why it rusts_cotton woolnails _ordinary waterrusty nailsoilwaterKeep the nails dryKeep air out of the

6、 waterAir in the waternails2021/8/11 星期三8Conclusion Iron rusts in_.Iron doesnt rust in _and_ordinary waterdry air air-free water.2021/8/11 星期三9 half-fill with.boil put inadd to leave result2021/8/11 星期三10Observe the following experiment carefully and then write down an experiment report TaskTask2021

7、/8/11 星期三11Aim Apparatus MethodResult Conclusion to find out if potassium reacts with cold to find out if potassium reacts with cold water.water.a container,cold water,potassium,a container,cold water,potassium,filter paperfilter paper（滤纸（滤纸（滤纸（滤纸),a pair of tweezers(),a pair of tweezers(镊子）镊子）镊子）镊子

8、）(1)Half-fill the container with cold water.1)Half-fill the container with cold water.(2)Take a piece of potassium out of the (2)Take a piece of potassium out of the oil.oil.(3)Dry the potasium with the paper.(3)Dry the potasium with the paper.(4)Put the potassium into the water.(4)Put the potassium

9、 into the water.The potassium burns.The potassium burns.Potassium reacts with cold water.Potassium reacts with cold water.An Experimennt Report2021/8/11 星期三12Sum upHow can you do a scientific experiment successfully?First,we need to have an_ and prepare _ for the experiment before we do the experiment.Second,we must use correct_to do the experiment and watch carefully.Then we can get the_and draw a_.aimapparatusmethodsresultconclusion2021/8/11 星期三13Design a simple experiment about metal in groups of fiveHomework2021/8/11 星期三142021/8/11 星期三15