高中英语 Unit1 Great Scientists课件3 新人教必修5.ppt

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1、John Snow Defeats“King Cholera”2021/8/11 星期三11.Which scientist discovered that objects in water are lifted up by a force that helps them float?B.ArchimedesC.Thomas EdisonA.Charles Darwin2021/8/11 星期三22.Who wrote a book explaining how animals and plants developed as the environment changed?A.Marie Cu

2、rieC.Charles DarwinB.Gregor Mendel2021/8/11 星期三33.Who invent the first steam engine?A.Thomas NewcomenC.Thomas EdisonB.Archimedes2021/8/11 星期三44.Who used peas to show how physical characteristics are passed from parents to their children.A.Thomas EdisonC.ArchimedesB.Gregor Mendel2021/8/11 星期三55.Who d

3、iscovered radium?A.Marie CurieC.NewtonB.Zhang Heng2021/8/11 星期三66.Who invented the way of giving electricity to everybody in large cities?A.Stephen Hawking C.Thomas EdisonB.Archimedes2021/8/11 星期三77.Who was the painter that studied dead bodies to improve his painting of people?A.Gregor MendelC.Marie

4、 CurieB.Leonardo da Vinci 2021/8/11 星期三88.Who invented a lamp to keep miners safe underground?A.Sir Humphry Davy C.FaradayB.Thomas Newcomen2021/8/11 星期三99.Who invented the earliest instrument to tell people where earthquakes happened?A.Charles DarwinC.Watt B.Zhang Heng2021/8/11 星期三1010.Who put forwa

5、rd a theory about black holes?A.Stephen HawkingC.CopernicusB.Archimedes2021/8/11 星期三11What impressed you most in 2003?Neither its cause,nor its cure was understood.2021/8/11 星期三12Which person impress you most during the SARS?2021/8/11 星期三13What other infectious diseases do you know?How do they sprea

6、d from one person to another?2021/8/11 星期三14Do you know anything about cholera?It was caused by drinking dirty water.It caused a lot of deaths in the old times in Europe.2021/8/11 星期三15John SnowWho helped to defeat the disease?2021/8/11 星期三161 Why couldnt cholera be under control at first?2 Which th

7、eory did John Snow believe in?3 John Snow finally proved the theory by _.A.gathering information with the help of a map B.looking into the source of the water for Broad Street and Cambridge Street C.Separating those who suffered cholera from those who didnt D.Both A and B2021/8/11 星期三171 Why couldnt

8、 the cholera be under control at first?2 Which theory did John Snow believe in?Neither its cause,nor its cure was understood.People absorbed cholera into their bodies with their meals.2021/8/11 星期三183 John Snow finally proved the theory by _.A.gathering information with the help of a map B.looking i

9、nto the source of the water for Broad Street and Cambridge Street C.separating those who suffered cholera from those who didnt D.both A and B2021/8/11 星期三191.Draw a conclusion:(得出结论得出结论)2.Think of a method:(找出研究方法找出研究方法)3.Collect results:(收集材料收集材料)4.Make up a question:(形成研究主题形成研究主题)5.Find a problem:

10、(发现问题发现问题)6.Analyse results:(分析材料分析材料)7.Repeat if necessary:(必要时重新分析必要时重新分析)5423671stages in examining a new scientific idea2021/8/11 星期三20fill in this form:(in 15 minutes)Steps:What/How?1.Find a problem2.Make up a question3.Think of a method4.collect results5.Analyse results6.Repeat if necessary7.M

11、ake a conclusion2021/8/11 星期三21Steps:What/How?1.Find a problem2.Make up a question3.Think of a method4.collect resultsJohn Snow Defeats“King Cholera”What causes cholera?Which theory is correct?using a mapMark the deaths on the map12342021/8/11 星期三226.Repeat if necessary7.Make a conclusion5.Analyse r

12、esultsfind out the reasons for deathsFind other evidence to make sure the conclusionPolluted water carried the disease5662021/8/11 星期三23 To prevent the cholera from spreading again,what did John Snow do?examine the source of all water supplies find new methods of dealing with polluted waternot expos

13、e people to the polluted water2021/8/11 星期三24The structure of the textPart One (1)Introduction of John Snow and CholeraPart Two (2-6)How John Snow found the source of CholeraPart Three (7)Cholera was defeated at last2021/8/11 星期三25Read the passage again and fill in the blanks:John Snow was a well-kn

14、own _ in London in the _ century.He wanted to find the _ of cholera in order to _ it.In 1854 when a cholera _ out,he began to gather information.He _ on a map where all the dead people had lived and he found that many people who had drunk the dirty water from the _ died.So he decided that the pollut

15、ed water carried cholera.He suggested that the _ of all water supply be _ and new methods of _ with polluted water be found.Finally,“King Cholera”was defeated.doctor19thcausedefeatbrokemarkedpumpsourceexamineddealing (in 5 minutes)2021/8/11 星期三26Retell the passage according to below:John Snow was a

16、well-known _ in London in the _ century.He wanted to find the _ of cholera in order to _ it.In 1854 when a cholera _ out,he began to gather information.He _ on a map where all the dead people had lived and he found that many people who had drunk the dirty water from the _ died.So he decided that the

17、 polluted water carried cholera.He suggested that the _ of all water supply be _ and new methods of _ with polluted water be found.Finally,“King Cholera”was defeated.2021/8/11 星期三27Para 1:Introduction of John Snow and Cholera Para 2:Two theories Find a Problem:What cause cholera?Make up a question:W

18、hich is right?2021/8/11 星期三28Para 3:He gathered information to test the theory.Think of a method:Test two theories by marking on a mapPara 4:Study of the map of the breakout in 1854 Para 5:He looked into the source of the waterCollect the result:Mark the deathAnalyse the result:Reason for death and no death2021/8/11 星期三29Para 7:John Snow defeated King CholeraPara 6:Find out that cholera was spread by germs.Repeat if necessary:Find more evidence.Draw a conclusion:Cholera was spread by germs Polluted water carried cholera2021/8/11 星期三30back2021/8/11 星期三312021/8/11 星期三32