北师大版（2019）选择性必修第四册Unit 10Connections Lesson 1 How Closely Connected Are We 课件（共13张PPT）

(共13张PPT)
Tina Young
Unit 10 Connections
Lesson 1 How closely connected are we
How do you contact your friends How many people do you regularly communicate with
Six Degrees of Seperation
01
PERSONAL INFO
1.What does it mean
It refers to the theory that any person on Earth can be connected to any other person through a chain of no more than five other people.
2.Who invented this theory
Frigyes Karinthy
Read para1-2
the development of Six Degrees of Seperation
1929
1920s
1950s
1967
Mid-1990s
2001
2011
Frigyes
Karinthy
Stanley Milgram
two college students
Columbia university
University of Milan
two scientists
first
introduced
Discuss
Group Work
1. Why did Milgram and Columbia University both label their experiments “Small world”
2.Why do you think people study how people are connected
Discuss
Group Work
1. Why did Milgram and Columbia University both label their experiments “Small world”
Because they believed that any person on Earth could be connected to any other person through a chain of no more than five other people.In this sense, the world is small.
Discuss
Group Work
2.Why do you think people study how people are connected
Probably people want to study the structures of human society, the rules of human social activities and how people are connected with each other.
Thinking
Work Concerts
03
WORK CONCERT
think&share
1.In what aspects does the theory enlighten you
1.establish good interpersonal relationships
2.reach out to ..
3.meet new friends
4.be open to /tolerate
think&share
2.Share with us your story related to six degrees of separation.
Thank you !