1、 Unit 3 The world of sciencePeriod 5 Developing ideasWho is he?Benjamin FranklinLead-inActivity 1 Read the introduction to Benjamin Franklin.Benjamin Franklin(17061790)was one of the Founding Fathers of the United States and helped draft the Declaration of Independence.Apart from being a successful
2、statesman,he was also well known as a leading American author,printer and publisher,successful diplomat,creative scientist and inventor.I assume that Benjamin Franklin is a.person.In my opinion,maybe he is.Activity 2 Read the passage and find out what Franklins experiment aimed to prove.Experiment T
3、he kite lightning experimentAim MaterialProcedure Conclusion To test if lightning was really produced by electricity.A kite with a string and a metal keyFirst,Franklin flew a kite with a string and a metal key.Then,when a flash of lightning hit the kite,electricity was conducted through the string t
4、o the key.Finally,touching the key,Franklin got an electric shock.Lightning was a form of electricity.Para.1 A.Questioning accepted ideas.Para.2 B.Benefits of the stories about exploring science.Para.3 C.Benjamin Franklins famous experiment.Para.4 D.Facts should be proved by experiments and research
5、Para.5 E.Introduction of the theme of the text.Para.6 F.Not everything about the experiment is true.Activity 3 Match the main ideas with each paragraphs.Introduce the theme of the passageExplaine the theme in detail Transition to another viewpoint to further explain the themeSum up Franklins spirit
6、of scientific exploration is still considered an inspiration.People are amazed at and inspired by Franklins experiment.Scientists question what really happened in Franklins experiment.132Activity 3 Number the statements to show how peoples attitudes towards Franklins experiment have changed.1)Do you
7、 think it matters that Franklins experiment might not be true?Why?eg No.Because what really matters lies in his bravery to do the experiment.2)What is your opinion about the statement we should not always believe everything we read or hear-even if it is a great story?eg Sometimes a really great stor
8、y may not be true,and we need to have critical thinking.3)What qualities do you think a great scientist should have?eg I think a great scientist should be patient,serious,brave,careful,creative and imaginative4)In what ways do scientists contribute to society?Firstly,scientific discoveries promote the development of our society.Secondly,the contributions of scientists in medicine extend our life span.Thirdly,scientists have invented a lot of surprising tools that fundamentally improve our living standards.Finish exercise book 自主自主part 2.
