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1、Module 5 A Lesson in a LabA Simple Scientific Experiment,To 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,1.The Different Uses of Metals 2.The Reaction of Metals 3.The
2、Reaction of Metals with Oxygen,Choose the best title for Passage A.,Scanning,Read Passage A again and answer the questions,Which metals react the most with oxygen and water?What happens when you heat calcium in oxygen?Which metals react with steam?4. Does iron have a slow or fast reaction with steam
3、?5. Does copper react with water?,Potassium,sodium and calsium.,It burns to form an oxide.,Magnesium,aluminium,and zinc.,Slow.,No, it doesnt.,Do you think it is scientificto make Goujian Sword by using copper,After learning Passage A,?,What can we learn from Passage A? It is very important to know_.
4、 It is very useful in our daily life.,Harvest,metals can react with different substances,how,?,aim,result,conclusion,method,apparatus,How many stages are there in a scientific experiment report,Fast reading,Passage B,cotton wool,nails, _,_,_,_,_,ordinary water,rusty nails,oil,water,Keep the nails dr
5、y,Keep air out of the water,Air in the water,nails,Conclusion,Iron rusts in_. Iron doesnt rust in _and_,ordinary water,dry air,air-free water .,half-fill with.,boil ,put in,add to ,leave ,result,Observe the following experiment carefully and then write down an experiment report,Task,to find out if p
6、otassium reacts with cold water.,a container, cold water, potassium, filter paper（滤纸), a pair of tweezers(镊子）,(1)Half-fill the container with cold water. (2)Take a piece of potassium out of the oil. (3)Dry the potasium with the paper. (4)Put the potassium into the water.,The potassium burns.,Potassi
7、um reacts with cold water.,An Experimennt Report,Sum up,How 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_.,aim,apparatus,methods,result,conclusion,Design a simple experiment about metal in groups of five,Homework,