Unit 10 lesson 1课件-（2022）新北师大版《高中英语》选择性必修第四册.pptx

1、Text Builder How Closely Connected Are We?Pre-reading1.How many contacts(a person that you know)do you have on social media?2.How many people do you regularly communicate with?Theory:Six Degrees of SeparationPre-readingWhile-reading1.What does“Six Degrees of Separation”theory mean?2.When was the con

2、cept first talked about?3.Who introduced the theory?Read the first two paragraphs:You!A Stranger!12354In the 1920s,Frigyes Karinthy invented the thoery,which means any person on Earth can be connected to any other person thorough a chain of no more than five other people.Para 1-2:While-readingHow-He

3、 chose a random sample of people in the middle of America and asked them to _to a stranger in the state of Massachusetts.Who-Stanley MilgramIn 1967Findings/Results-It only took between _people to get the parcels delivered.send packagesfive and sevenExamples to prove the theoryLine21:“small-world pro

4、blem”How-They _ a game,the idea of which was to link any actor to Kevin Bacon through _six links.Who-Two college students in the United StatesIn the mid-1990sFindings/Results-The game _ in universities across the United States.inventedno more thanwas being playedText builderHow Closely Connected Are

5、 We?Examples to prove the theoryHow-Columbia University tried to recreate Milgrams experiment on the Internet.It involved 24,163 email chains with _ in 13 different countries.Who-Columbia UniversityIn 2003Findings/Results-It _ that the average number of links in the chain was _.18 target peopleconfi

6、rmedText builderHow Closely Connected Are We?Examples to prove the theorysixLine 51:“Columbia Small-world Project”How-The experiment analysed the relationship between 721 million _ users.Who-the University of MilanIn 2011Findings/Results-92%were _ by only four stages,or five degrees of separation.so

7、cial mediaconnectedText builderHow Closely Connected Are We?Examples to prove the theorysix four/five degrees of separation.In the mid-1990sHow Closely Connected Are WeIn 1967Text builderHow Closely Connected Are We?In 2011In 2003Examples to prove the theoryIntroductionConclusionThe theory“Six Degre

8、es of Separation”was first talked about in the 1920s.People are closely connected.A person can be connected to anyone through no more than five other people according to the theory.1.Why did Milgram and Columbia University both label their experiments“Small-world”?2.Why do you think people study how

9、 people are connected?Post-reading Discuss and decide what experiment you can carry out to find out how many degrees of separation there are between people who dont know each other.Consider:how many people will participate in the experiment?what will the participants do?how will you find out the results of the experiment?Post-readingGoodbye!