Unit 3 The world of Science Developing ideas （ppt课件）-2023新外研版（2019）《高中英语》必修第三册.pptx

1、Benjamin Franklin Lead-inBenjamin Franklin(1706-1790)was one of the Founding Fathers of the United States and helped draft the Declaration of Independence and the US Constitution.Apart from being a successful statesman,he was also well known as a leading American author,printer and publisher,success

2、ful diplomat,creative scientist and inventor.Read the passage and find out what Franklins experiment aimed to prove.Franklins experiment aimed to prove that lightning was a form of electricity.P42 2Before-readingAimMaterialsResultProceduresRead and FillExperiment ReportTo know if lightning was reall

3、y produced by electricity or something else.a kite,a string,a keyLightning was a form of electricity.Fast-readinga.A flash of lightning hit the kite.b.Franklin raised the kite.c.Electricity was conducted through the string.d.Franklin got an electric shock.e.Franklin touched the keyRearrange the proc

4、edures.abcdeCareful-reading1.What is the text mainly about?A.The story of Franklins experiment is true or not.B.The aim of Franklins experiment.C.The procedure of Franklins experiment.D.The effect of Franklins experiment.2.What does the author think have more inspired people?A.The story of scientist

5、s experiments.B.The result of scientists experiments.C.The scientists spirit of scientific exploration.D.The fact of scientific exploration.3.What is the effect of the experiment?A.It has introduced generations of children to science.B.It proved that lightning is a form of electricity.C.It is import

6、ant to establish the truth.D.All of the above.4.Why do scientists question acceptedideas?A.To find what took place.B.To prove what is true.C.To establish the facts.D.To inspire people to do scientific exploration.Careful-reading1.What is the text mainly about?A.The story of Franklins experiment is t

7、rue or not.B.The aim of Franklins experiment.C.The procedure of Franklins experiment.D.The effect of Franklins experiment.2.What does the author think have more inspired people?A.The story of scientists experiments.B.The result of scientists experiments.C.The scientists spirit of scientific explorat

8、ion.D.The fact of scientific exploration.AC3.What is the effect of the experiment?A.It has introduced generations of children to science.B.It proved that lightning is a form of electricity.C.It is important to establish the truth.D.All of the above.4.Why do scientists question acceptedideas?A.To fin

9、d what took place.B.To prove what is true.C.To establish the facts.D.To inspire people to do scientific exploration.DCPara.1Para.2Para.3Para.4Para.5Para.6Read the passage and match the main ideas with the paragraphs.A.The effect of the experiment.B.The introduction to Franklins famous experiment.C.C

10、onclusionD.Doubt about Franklins experiment.E.How the experiment is carried out.F.Doubt about other accepted ideas.Main ideaFranklins spirit of scientific exploration is still considered an inspiration.People are amazed at and inspired by Franklins experiment.Scientists question what really happened

11、 in Franklins experiment.Number the statements to show how peoples attitudes towards Franklins experiment have changed.213P44 3Post-readingDo you think it matters that Franklins experiment might not be true?Why?No.Although it might not be true,we are still inspired by his spirit of scientific explor

12、ation.Yes.In science,facts should be more important than fiction.11.raised the kiteRead and Visualize2.was conducted to the key 4.got an electric shock3.touched the key1.raised the kite1234Read and Visualizelightning flash:300 million Voltshousehold current:120 VoltsLife Tip：Humans cant withstand li

13、ghtning.Franklin touched the key.Franklin couldnt have touched the key.=What makes this experiment not scientific?What the text saysWhat we knowAn inference?Reading Tip:Make an inference to discover untold information.Read and Infer However,neither the story nor the details of the experiment are ent

14、irely true,Although it has been proved that Franklins experiment took place,more than one scientist has questioned what really happened.The details about the string and the key is true.But scientists all agree that if Franklin had actually touched the key,he would certainly have died from the electr

15、ic shock.What if Franklin had touched the key?Read and ImagineRetell the passage with the help of graphic organizer.Franklins experiment:How much is true?whatpeoples attitudeproceduresaimconclusionmaterialsamazed&inspired doubtful;but still inspired Critical thinking Pay much attention to the pronun

16、ciation发音.ListenningYou need to hold a pen and read silently while listening.1.fly a _ 放风筝放风筝2.tie._.将将.系在系在.上上3.along _ 与与.一起一起4.take _ 发生发生5.die _ 死于死于e up _ 提出，想出提出，想出7.as _ as 和和.一样一样8.be generous _ sth.在某方面大方在某方面大方9.be generous _ sb.对某人大方对某人大方10._ hesitate 毫不犹豫地毫不犹豫地kite towithplacefromwithwell

17、withtowithoutKey phrasesPracticeattach.to,in order to,neither.nor,come up with,give an account of选词填空1.He _ how the students earned that money and donated it to the foundation.2.In order to cure your disease,you can _ drink _ smoke.3.An online survey was recently conducted _ obtain insights from the

18、 public.4.To identify the registrations,you can even _ an image _ each account.5.The Chinese scientist _ a new idea for increasing sales.gave an account ofneither nor in order to attach to came up with 1.Read and recite the key phrases.2.Read the article fluently.3.Complete the corresponding A and B in word book.