1. Pollution What causes pollution? What can you do to reduce pollution?
A Healthy Earth
Prior knowledge
What causes pollution?
Pollution
air
water
land
cars
chemicals
trash
What can you do to reduce pollution?
Think about it.
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2. chemicals factory park
environment
factory
park
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3. pollution recycle chemicals
[kem-i-kul]
noun, plural chemicals
A substance found in, on or above the earth.
environment
[in-vye- run-munt]
noun, plural environments
All of the surroundings and conditions
that affect the growth and health of living things , such as air, water. sun, soil, and plants.
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4. factory park pollution recycle
[fak-tuh-ree]
noun, plural factories
A building or group of buildings where goods are made with machines.
park
[park]
noun, plural parks
An area of open space in a town, usually with trees and grass for pleasure and recreation.
pollution
[puh-loo-shun]
noun, plural pollution
Harmful substances, such as certain gases, chemicals, and wastes, that make the air, water, or soil dirty or impure.
recycle
[ree-sye-kul]
verb, recycled, recycling
To make something able to be used again.
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5. Have you ever been to London?
Grammar
A Healthy Earth
Grammar
Practice 1
A Healthy Earth
Have you ever been to London?
Have you seen the mouse under her chair?
Where have you been.
Present Perfect
(현재 완료)
Practice 2
(JIR p)
Present perfect
have + pp
Asking about your experience
Have you ever seen a dirty river?
Have you seen trash on the
streets?
Have you ever been to the zoo?
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6. 4 1 5 2 6 3 A Healthy Earth Write the word in the word box.
Vocabulary Test
A Healthy Earth
Write the word in the word box. 4 5 6 1 2 3
Write the correct number in the blank.
( ) A substance found in, on or above the Earth.
( ) All of the surroundings and conditions
that affect the growth and health of living things , such as air, water. sun, soil, and plants.
( ) A building or group of buildings where goods are made with machines.
( ) An area of open space in a town, usually with trees and grass for pleasure and recreation.
( ) Harmful substances, such as certain gases, chemicals, and wastes, that make the air, water, or soil dirty or impure.
( ) To make something able to be used again.
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7. 1. What is the worst pollution?
Before Writing
A Healthy Earth
Debate Topics
1. What is the worst pollution?
2. What causes the worst pollution?
3. Why do you think it is the worst? a) b) c)
4. What can we do to reduce pollution?
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8. The pollution can harm water . Then we have to drink dirty water .
Before Writing
A Healthy Earth
Water Pollution
The reason
The pollution can harm water
Then we have to drink dirty water .
Cause of pollution
Trash and chemicals pollute the water .
How to reduce
We do not litter trash on the street
We pick up trash
The worst pollution
I think the worst pollution
is water pollution .
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9. I think the worst pollution is .
Writing
A Healthy Earth
* Name * Date
Title:
The reason
The pollution can harm .
Cause of pollution
How to reduce
The worst pollution
I think the worst pollution is
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