外研版（2019）必修第三册 Unit 3 The World of Science Developing ideas-Spring 课件（13张）

(共13张PPT)
The World of Science
B3M3
Figure out who it is based on the information given.
He was one of the founding fathers of the US.
He helped draft the Declaration of Independence.
He was a successful statesman and a leading author, printer, publisher, diplomat, creative scientist and inventor.
Benjamin Franklin
Franklin’s kite experiment
Prediction
Read the title and predict what the author talks about.
The story may be fiction instead of fact.
What’s the author’s view on the story of the experiment
Read for structure
Para 2:
Para 3:
Para 4:
Para 6:
Para 1:
Para 5:
fiction instead of fact
The story of the experiment
Public view about this story
Scientists’ view about this story
Scientists’ question spirit
Facts should be proved
by experiments and research
Read for details
The story of Franklin’s experiment
Para 2
Aim
Materials
Procedure
Result
Conclusion
To find out__________________________________
a kite, a string, a metal key
1. _____ a string __ a kite and _____ a metal key __ the string;
2. _____ the kite during _________;
3. _____ the key with _________.
A flash of lightning hits the kite and electricity is conducted through the string to the key. He gets an electric shock.
The lightning is a form of electricity.
whether lightning is a form of electricity
Tie
to
attach
to
Fly
a storm
Touch
the finger
Read for structure
Para 2:
Para 3:
Para 4:
Para 6:
Para 1:
Para 5:
fiction instead of fact
The story of the experiment
Public view about this story
Scientists’ view about this story
Scientists’ question spirit
Facts should be proved
by experiments and research
bravery
scientific approach
scientific experiment…
Read for details
Scientists’ view on the story and such stories
Para 4~5
What is true
What is false
Why do scientists think so
Franklin’s experiment did take place.
The detail about the string and the key is true.
Franklin did not touch the key.
He would certainly have died from the electric shock if he had touched the key.
Why do scientists question accepted ideas
They want to establish the facts.
What is the genre (文体) of the passage
Narration: to tell a story, or inform an event.
Exposition: to explain sth, or define a term.
Argumentation: to express views to persuade sb.
How can we make our argument more persuasive
Tips:
Concession (让步) to the opposition
Reader awareness
Logical coherence（逻辑连贯）
Introduction/Argument
Conclusion/Restatement of the argument
Supporting para.
Facts/Statistics
Reasons/
Incidents
Examples/
Details
Fried
How does the writer make his idea persuasive
Para 2:
Para 3:
Para 4:
Para 6:
Para 1:
Para 5:
fiction instead of fact
The story of the experiment
Public view about this story
Scientists’ view about this story
Scientists’ question spirit
Facts should be proved
by experiments and research
bravery
scientific approach
scientific experiment…
Think and share
What qualities do you think a great scientist should have
Serious
Courageous
Interested
Enthusiastic
Novel
Critical
Extensive
Homework
《学案》套题Unit3 （含听力）
课标词汇3500
课程安排
Unit3 语言点+writing