Air pollution (E12)

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PERIOD 31
Nov.17th, 2006
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(PART I: Clean air … particles)
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I. NEW WORDS:
Atomic bomb (n):
Bom nguyên t ử
Dust Storm (n):
Bão bụi
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Volcanic
Sự phun trào núi lửa
Eruption (n):
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Forest fire (n):
Cháy rừng
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Garbage (n):
Rác
Vehicles (pl.n):
Xe cộ
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I. NEW WORDS:
-Atomic bomb (n): bom nguyên tử
-Dust storm (n): bão bụi
-Volcanic eruption (n): sự phun trào núi lửa.
-Forest fire (n): cháy rừng.
-Garbage (n): rác.
-Vehicles (pl.n): xe cộ.
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*Checking:
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II. GUESSING:
What are some sources of air pollution in cities?
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FORESTS
PARKS
GARBAGE
INDUSTRY
ANIMALS
HOME HEATING
RIVERS
VEHICLES
IN CITIES
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GARBAGE
INDUSTRY
HOME HEATING
VEHICLES
IN CITIES
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III. Questions:
What is air pollution?
What two gases occur in the air naturally?
Give some examples of air pollution.
How do vehicles pollute the air in cities?

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1. What is air pollution?
-> Wastes make the air contaminated and unpleasant to breathe: it is air pollution.
2. What two gases occur in the air
naturally?
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-> Water vapour and carbon dioxide
occur in the air naturally.
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3. Give some examples of air pollution?
-> Dust storms, volcanic eruptions, forest fires, pollen and marsh gases.
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4. How do vehicles pollute the air
in cities?
-> Vehicles give off smoke, burning oil
and lead that pollute the air.
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IV. Multiple choice:
Clean air is ____ for our health.
A. good
B. bad
C. dangerous
D. poisonous
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2. Carbon monoxide is a(n) ___ gas.
A. odourless
B. colourless
C. tasteless
D. all are correct.
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3. Nitrogen dioxide is ____ nitric oxide.
A. as dangerous as
B. more dangerous than
C. less dangerous than
D. None of all
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V.
4. The text gives us information about___
A. the definition of air pollution.
B. some sources of air pollution.
C. some examples of air pollution.
D. A, B and C
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V. Discussion:
Discuss about the solutions of air pollution in Vietnam.
Causes
Solutions
1.Garbage
2. Dust
3. Vehicles
4. Industry
5. Forest fires
…
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…
…
…
recycle,…
keep clean, irrigate,…
use the energy of the sun,…
develop hydropower,…
manage carefully,…
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The
Prime
Minister
Of
Vietnam
What would you do to solve the problem of air pollution in our country if you were the Prime Minister of Vietnam?
+ Write a paragraph:
* Homework:
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THE END
CHAU PHU HIGHSCHOOL
GOODBYE!
SEE YOU AGAIN
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In Vietnam
Why are they wearing masks?