新课标高中英语人教版必修五第一单元unit1-Great-Scientists-阅读ppt课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 1,Great,scientists,Unit 1Great,1,Lets have a competition!,Do you know any scientists?,The following is a quiz and lets find out,who knows the most.,Warming up,Lets have a competition!Do yo,2,1.Which scientist discovered that objects in water,are lifted up by a force that helps them float?,B.Archimedes,C.Thomas Edison,A.Charles Darwin,Warming up,1.Which scientist discovered t,3,2.Who wrote a book explaining how animals and,plants developed as the environment changed?,A.Marie Curie,C.Charles Darwin,B.Gregor Mendel,2.Who wrote a book explaining,4,3.Who invented the first steam engine?,A.Thomas Newcomen,C.,Thomas,Edison,B.Archimedes,3.Who invented the first steam,5,4.Who used peas to show how physical,characteristics are passed from parents to,their children.,A.Thomas Edison,C.Archimedes,B.Gregor Mendel,4.Who used peas to show how,6,5.Who discovered radium?,A.Marie Curie,C.Newton,B.Zhang Heng,5.Who discovered radium?A.Ma,7,6.Who invented the way of giving electricity to,everybody in large cities?,A.Stephen Hawking,C.Thomas Edison,B.Archimedes,6.Who invented the way of givi,8,7.Who was the painter that studied dead bodies,to improve his painting of people?,A.Gregor Mendel,C.Marie Curie,B.Leonardo da Vinci,7.Who was the painter that stu,9,8.Who invented a lamp to keep miners safe,underground?,A.Sir Humphry Davy,C.Faraday,B.Thomas Newcomen,8.Who invented a lamp to keep,10,9.Who invented the earliest instrument to tell,people where earthquakes happened?,A.Charles Darwin,C.Watt,B.Zhang Heng,9.Who invented the earliest i,11,10.Who put forward a theory about black holes?,A.Stephen Hawking,C.Copernicus,B.Archimedes,10.Who put forward a theory ab,12,What makes a,scientist successful?,What makes a,13,similarities,careful,hard-working,strict,positive,talented,creative,bright,strong-willed,similaritiescareful hard-work,14,What impress you most in 2003?,infectious,What impress you most in 2003?,SARS,What impress you most in 2003?,15,What other infectious diseases do you know?,For example:When you eat some seafood,You feel,Maybe you have got _.,Cholera,What other infectious diseases,16,新课标高中英语人教版必修五第一单元unit1-Great-Scientists-阅读ppt课件,17,infectious,diseases:,They can be spread to other people.,They have an unknown cause.,They are difficult to,cure,.,They need public health care to solve,them,.,infectious diseases:,18,Cholera,:,It begins in the stomach and a severe case can lead to death without immediate treatment.,And the victims died very quickly from a loss of liquid after severe vomiting(呕吐)and diarrhoea(腹泻).,Cholera:,19,Skimming:,:,Who was the great scientist in the passage and what was the deadly disease of its day?,John Snow,cholera,Skimming:Who was the great sc,20,Read and answer:,Paragraph 1:,1 Why couldnt the cholera be under control at first?,Neither its cause,not its cure was understood.,True or false:,1.John Snow was glad to help ordinary people.,2.John Snow thought cholera would never be controlled.,T,F,Read and answer:Paragraph 1:TF,21,Paragraph 2,Whats the two theories?,Which one is more reasonable?,Paragraph 2Whats the two theo,22,John Snow finally proved the theory he believed 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 B,E.,both A and C,Paragraph 3&4,John Snow finally proved th,23,What valuable,clue,did he get about the cause of the disease?,Many of the deaths,had no deaths.,Paragraph 4,Many of the deathsParagraph 4,24,A map of Broad Street,What method did he use?,Broad Street,Many deaths happened here.,No death happened here.,The water from the pump was to blame.,Public house,A map of Broad StreetWhat met,25,Paragraph 4,What might be the cause?,It seemed that the water,was to,blame,for,cholera.,Paragraph 4It seemed that the,26,Paragraph 5,When the cause was found,what did John Snow tell the people do？,To remove the handle from the water pump so it could not be used.,Paragraph 5When the cause was,27,Careful,Reading,:,para.6&7,Where did the woman live and why did she and her daughter die?,What did their deaths suggest?,What measures did John Snow take to prevent the disease from spreading?,Away from Broad Street,They had drunk the water from the pump.,The polluted water carried the,virus,.,suggested thatbe examined,were,instruct,ed not to,exposeto,Careful Reading:para.6&7Where,28,John Snow began to test two theories.,An outbreak of cholera hit London in 1854.,John Snow marked the deaths on a map.,He announced that the water carried the disease.,John Snow investigated two streets where the outbreak was very severe.,King Cholera was defeated.,He found that most of the deaths were near a water pump.,He had the handle removed from the water pump.,Read the passage and number these events in the order that they happened.,2,1,4,7,3,8,5,6,John Snow began to test two th,29,draw a conclusion,Think of a method,Collect results,Make a question,Find a problem,Analyse,the results,Find supporting evidence,Stages in setting out a new scientific idea:,Discussing,draw a conclusion ,30,Read the text and learn the new words by heart.,Find more information about cholera and John Snow on the Internet.,Homework,:,Homework:,31,