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1、Unit 1Great Scientistsks5u精品课件Can you find out the answers to the following puzzles?Presentation:ks5u精品课件Who is he?He has made a famous kite experiment.He learned a lot from it and invented lightningrod(避雷针避雷针).).He is Benjamin FranklinNever leave that until tomorrow, which you can do today.今日事,今日毕.
2、ks5u精品课件Who is he?He is called the greatest scientist in the 20th century.He is famous for the Theory of Relativity.He is Albert EinsteinImagination is more important than knowledgeimaginativeks5u精品课件Who is he?He invented electric bulbs.He made more than 1,000 inventions duringhis life.He is Thomas
3、Alva EdisonThomas Alva EdisonGenius is one percent inspiration and ninety-nine percent perspiration.天才就是百分之九十九的汗水加上百分之一的灵感天才就是百分之九十九的汗水加上百分之一的灵感. .ks5u精品课件Who is she?She is a woman scientist.She discovered radium( (镭镭) )and polonium(钋钋).In her life, she won the Nobel Prize twice.She is Marie CurieNo
4、thing in life is to be feared. It is only to be understood.生活中没有什么可怕的东西生活中没有什么可怕的东西, ,只有需要理解的东西只有需要理解的东西. .ks5u精品课件Who is he?He made the first telescope in the world.His observations show that the earth movesaround the sun.He is Galileo GalileiYou cannot teach a man anything. You can only help him f
5、ind it within himself.你不可能把一切都教给一个人，你不可能把一切都教给一个人，你不可能把一切都教给一个人，你不可能把一切都教给一个人， 你只能帮助他从内心去发现（和了解）事物。你只能帮助他从内心去发现（和了解）事物。你只能帮助他从内心去发现（和了解）事物。你只能帮助他从内心去发现（和了解）事物。 do sth. on ones own initiative自主自主,主主动动ks5u精品课件Do you know other famous scientists? What are they famous for?Charles DarwinStephen HawkingZh
6、ang HengDiscussion:Sir. Issac Newtonks5u精品课件遗传学遗传学 电电浮力定理浮力定理 镭镭进化论进化论 画家画家 蒸汽机蒸汽机矿工安全灯矿工安全灯黑洞理论黑洞理论地动仪地动仪阿基米德阿基米德 Archimedes达尔文达尔文 Charles Darwin纽可门纽可门 Thomas Newcomen孟德尔孟德尔 Gregor Mendel居里夫人居里夫人 Marie Curie爱迪生爱迪生 Thomas Edison达芬奇达芬奇 Leonardo de Vinci汉弗来汉弗来.戴维爵士戴维爵士Sir Humphry Davy张衡张衡 Zhang Heng斯蒂
7、芬斯蒂芬.霍金霍金 Stephen HawkingWarming UpMatch the names and what they famous for .ks5u精品课件1.Which scientist discovered that objects in water are lifted up by a force that helps them float?Archimedes (287-212 BC) an ancient Greek mathematician & physicistks5u精品课件2.Who wrote a book explaining how animals a
8、nd plants developed as the environment changed?Charles Darwin (1808-1882) British author of The Origin of Species ks5u精品课件3.Who invented the first steam engine?Thomas Newcomen (1663-1729) British, invented a steam engine. James Watt improved it and turned it into the first modern steam engine used o
9、n the railways. ks5u精品课件4.Who used peas to show how physical characteristics are passed from parents to their children?Gregor Mendel (1822-1884) Czech (捷克人捷克人)ks5u精品课件5.Who invented the way of giving electricity to everybody in large cities?Thomas Edison (1847-1931) an American inventorks5u精品课件The I
10、nventions of Thomas Edison Phonograph (留声机留声机)Lightbulb(电灯泡灯泡)Motion Pictures(电影影)ks5u精品课件6.Who was the painter that studied dead bodies to improve his painting of people? Last SupperMona LisaLeonardo da Vinci (1452-1519) Italian artistks5u精品课件7.Who invented a lamp to keep miners safe underground?Si
11、r Humphry Davy (1778-1829)BritishMiniature(小型的小型的) Miners Safety Lamp ks5u精品课件Reading ks5u精品课件Pre-reading:ks5u精品课件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.Pre-reading:ks5u精品课件Skimming:W
12、ho was the great scientist in the passage and what was the deadly disease of its day?John Snow choleraks5u精品课件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(呕吐呕吐) and dia
13、rrhoea(腹泻腹泻).ks5u精品课件Comprehension 1.Whats the general idea of the text?A.John Snow was a famous doctor and he gave two theories about how cholera was spread.B.John Snow , a famous doctor, who tested the two theories, found the cause of cholera and how to control it.C.John Snow, as a famous doctor,
14、warned people not to drink the polluted water. D.John Snow and his two famous theories about cholera were great.ks5u精品课件2. Which of the following sentences is NOT true about John Snow?A.John Snow attended Queen Victoria to ease the birth of her babies.B.John Snow was so kind that he wanted to help t
15、he ordinary people to get rid of cholera.C.John Snow marked on a map where all the dead people had lived, but it was of no use.D.John Snow proved that cholera was spread by germs and not in a cloud of gas.ks5u精品课件3. John Snow discovered that some houses had had no deaths because_.A.people in these h
16、ouses were strong and healthy.B.people in these houses didnt drink beer or water.C.people in these houses were all famous doctors and knew how to protect themselves.D.people in these houses were given free beer and hadnt drunk the polluted water.ks5u精品课件4. What made John Snow find the cause of chole
17、ra?A.Kindness, carefulness and good observation.B.Strong determination, patience and selfishness.C.His wife was affected by cholera.D.Queen Victoria ordered him to do this.ks5u精品课件Match the main idea of each paragraph.Para 1Para 2Para 3Para 4Para 5Para 6Para 7a famous doctor and kind to help the ord
18、inary people with cholerahow to prevent cholera from happening to test the two theories the polluted source of the water was the reason.interested in two theoriesa valuable clue about the cause on a mapto announce certainly that polluted water was the real reasonks5u精品课件Careful Reading:John Snow was
19、 an doctor in London who Queen Victoria as her personal . He thought about helping ordinary people to cholera. Though the cause and the of it were unknown, he wanted to face the and solve the problem. expertattendedphysicianexposedcurechallengeks5u精品课件Careful Reading:1.What were the two theories abo
20、ut the cause of cholera? 2.Which did John Snow want to prove?3.What was his method of doing the research?multiplied victimsabsorb The second one.To gather information in two particular streets.ks5u精品课件Careful Reading:1.What did he do with the results of his enquiry?2.What valuable clue did he get ab
21、out the cause of the disease?3.What might be the cause?Marked on a mapMany of the deathshad no deaths.It seemed that the water was to blame for cholera.ks5u精品课件Many of the deaths were near the water pump in Broad Street.deathPart of Snows Cholera Mapks5u精品课件Careful Reading:1.Why did he tell people t
22、o remove the handle from the pump?2.What happened after the handle was removed?So that slowed downks5u精品课件Careful Reading:1.Where did the woman live and what did she had delivered to her house every day?2.What did their deaths suggest?3.What measures did John Snow take to prevent the disease from sp
23、reading?Away from Broad StreetWater from the pumpThe polluted water carried the virus.suggested thatbe examinedwere instructed not to exposetoks5u精品课件draw a conclusion Think of a method Collect results Make a questionFind a problem Analyse the results Find supporting evidenceStages in setting out a new scientific idea:Dicussingks5u精品课件
