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1、,外国语学院 喻恺迪,Book 1, Module 5,A Lesson in a Lab,A Simple Scientific Experiment,Teaching Content,Teaching Material,Teaching Methods,Teaching Objects,Teaching Procedures,教学内容,教学方法,教学过程,教学目标,教材分析,A Simple Scientific Experiment,Teaching Objects,Students are supposed to :,1. Master some vocabulary and know
2、ledge concerning to scientific experiment.( Eg. apparatus, equipment, balance ,crucible, tongs, test tube, test tube holder, cotton wool, Bunsen burner),2. Know the stages of a simple scientific experiment and how to describe it in simple English,Teaching Objects,Students are supposed to :,3. Know h
3、ow to read some passages about simple scientific experiments and to write a simple scientific experiment in English,4. Raise their interests in science and form the rigorous scientific attitude,Teaching key point,Help students learn how to describe or write a simple scientific experiment in English,
4、Teaching difficulty,Help students know the stages and basic elements of a simple scientific experiment,教学重点,教学难点,Teaching Methods:,Teaching aids:,A computer, A projector, A recorder and cards,Play Method,Graphic method,Situational approach,Task-based Language Teaching,（教学方法）,（教学用具）,Teaching Procedur
5、es,2. Present new words concerning to experiment and use their pictures to do game,3. Discuss the stages of a simple scientific experiment and check out the answer through reading the passage B. Then fill the table under Passage B,4. Discuss some questions about science,5. Homework assignment,1. Lea
6、d in,Guess Great Scientists:,1,2,3,1,Edison,2,Newton,3,Galileo,A Simple Scientific Experiment,Where do the scientists do the experiment?,Lab,balance 天平,crucible 坩埚,tongs 钳子,test tube 试管,test tube holder 试管夹,Bunsen burner 本生灯,VS,gas,liquid,Bunsen burner,Alcohol burner,(alcohol),balance 天平,crucible 坩埚
7、,tongs 钳子,test tube 试管,test tube holder 试管夹,Bunsen burner 本生灯,cotton wool 脱脂棉,Apparatus:,Equipment装置；仪器,=,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,Apparatus:,balance 天平,crucible 坩埚,tongs 钳子,test tube 试管,test tube holder 试管夹,Bunsen burner 本生灯
8、,cotton wool 脱脂棉,Apparatus:,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,Apparatus:,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,Apparatus:,balance 天平,crucible 坩埚,tongs 钳子,test tube 试管,test
9、tube holder 试管夹,Bunsen burner 本生灯,cotton wool 脱脂棉,Apparatus:,Game Time,天平,坩埚,钳子,试管,试管夹,本生灯,脱脂棉,the stages of a scientific experiment,the elements of a scientific experiment,Put these words in the correct order to describe the stages of a scientific experiment.,Read passage B to check the answer,Acti
10、vity 1,Conclusion,Aim,Method,Result,the stages of a scientific experiment,1.,2.,3.,4.,Aim,Method,Result,Apparatus/Equipment,The elements of a simple scientific experiment :,Conclusion,+,To find out if iron rusts(a) in dry air; (b) in water that has no air in it (air-free water); (c) in ordinary wate
11、r.,Aim,Aim,Method,Result,Apparatus/Equipment,The elements of a simple scientific experiment :,Conclusion,3 clean iron nails; test tube; test tube holder; cotton wool; oil; Bunsen burner,Apparatus/Equipment,Aim,Method,Result,Apparatus/Equipment,The elements of a simple scientific experiment :,Conclus
12、ion,Iron in dry air,Iron in air-free water,Iron in ordinary water,Lets do the experiment!,1,2,3,Rules:,1.Paste the correct apparatus one by one by following the steps in the methods.,2. Explain your experiment to the whole class including your steps in method, the result and the conclusion.,Activity
13、 4,Iron in dry air,Method,Put some iron nails at the bottom of a test tube.,2. Push some cotton wool down the tube.,3. Leave the tube for one week.,Fill in the table,cotton wool,nails,After one week, the nails have not rusted.,Conclusion,Iron in dry air,Iron does not rust in dry air.,MethodHalf-fill
14、 a test tube with water.Boil the water for three minutes.Put two or three clean nails in the water.Add some oil to the water.Leave the tube for one week.,Iron in air-free water,Fill in the table,cotton wool,nails,water,The nails do not rust in the tube with air-free water.,Conclusion,Iron in air-fre
15、e water,Iron does not rust in air- free water.,MethodHalf-fill a test tube with water and add two or three clean nails.Leave the tube for one week.,Iron in ordinary water,Fill in the table,cotton wool,nails,water,water,water,The nails rust in the tube with ordinary water.,Conclusion,Iron in ordinary water,Iron rusts in ordinary water.,Result,Apparatus/Equipment,Conclusion,The elements of a simple scientific experiment :,Aim,Method,
