unit 16 franklin`s famous kite experiment lecturer : fan liyan
TRANSCRIPT
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Unit 16Unit 16 Franklin`s FaFranklin`s Famous Kite Experimentmous Kite Experiment
Unit 16Unit 16 Franklin`s FaFranklin`s Famous Kite Experimentmous Kite Experiment
Lecturer : Fan LiyanLecturer : Fan Liyan
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A Brief Introduction
• Benjamin Franklin (1706-1790)
• American statesman , inventor , writer, and scientist.
Well done is better than well said .
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The main idea of each part .Match them with each other.
• Part 1(Para.1)
• Part 2(Para.2-3)
• Part 3(Para.4-6)
• The steps of the experiment
• The tips of doing the experiment
• Introduction of Franklin`s experiment
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Read the statements and decide if they are TRUE(T) Or FALSE(F).
• 1.In 1752, scientists already knew what electricity is. ( )
• 2.Franklin was helped by a friend to do the experiment. ( )
• 3. Franklin made the kite of silk because wet silk does not conduct electricity. ( )
• 4. A condenser was used in the experiment to store electricity. ( ) ANSWER:T F F T
By his son
It would last longer in bad weather
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1.List all the materials that are needed to make a kite.2.List what are needed to do the experiment.
KITE KITE EXPERIMENT
Two pieces of light wood
A handkerchief
A ribbonA piece of metal
A key
Bad weatherA condenser
A string
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Discuss the questions with your partners.
• Discuss the questions with your partners.1. Why did Franklin do the experiment with the
kite?
2. Why is it better to make the kite of silk than that of paper?
3. Do you think the experiment was dangerous? Why?
He wanted to prove lightning and electricity are the same thing.
Yes .If something went wrong ,he might be killed.
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Choose the right pictures .
T
T
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Consolidation
Poland,radioactive elements,
Nobel Prize
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England,an apple tree,
the Universal
Law of Gravitation
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England,naturalist,
the Origin of Species,natural
selection,the fittest races
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Homework for today
PHYSICS MEDICINE
CHEMISTRY
BIOLOGY
NAME
DISCOVERY
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