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HÒA ĐA HIGHSCHOOL
TUY PHONG DISTRICT-BINH THUAN PROVINCE
TABLE OF CONTENT
I.NEW WORDS
II.QUESTIONS
III. TASK
IV.GUESSING GAME
V .CONSOLIDATION
1. Fog :
Thick mist
2. Smog
?
3.SMOKE STACK
?
4.marsh
5.Forest fire
?
6.lightning
7.Dust storm
8.WATER VAPOUR
?
9.VOLCANIC ERUPTION
10.SULPHUR- OXYGEN GROUPS
11.FLOWER
?
12.POLLEN
GREEN HOUSE EFFECT
1. When does air pollution occur ?
2. What two gases occur naturally ?
3. What are some sources of air pollution in cities ?
Air pollution occurs when wastes are poured into the atmosphere and the air becomes contaminated and unpleasant to breathe.
Some sources of air pollution are industry, automobiles, home eating, garbage, disposal.
Water vapour and gases occur naturally
4.How do vehicles pollute the air in the cities ?
Vehicles pollute the air in cities by giving off smoke, burning oil and lead.
5. What does sulphur dioxide combined with water vapour and oxygen turn into.
Sulphur dioxide combined with water vapour and oxygen turns into a sulphuric – acid mist.
1. What / clean air / provide ?
What does clean air provide ?
Clean air provides a healthy supply of oxygen.
2. What / might / forest fires ?
What might cause forest fires ?
Lightning, pllen and marsh gases might cause forest fires.
3. What / carbon monoxide / come / from ?
What does carbon monoxide come from ?
Carbon monoxide comes from automobile exhausts and some industrial processes
4. What / in / engine exhausts ?
What are emitted in engines exhausts ?
Lead and smoke are emitted in engines exhausts
5. What / burning / coal and oil / release ?
What does burning coal and oil release ?
Burning coal and oil releases
other gases harmful to humans ,
especially sulphur dioxide.
Accounts for – disposal – lightning – oxygen – atmosphere – emits – poisonous – pollution – contaminated- lead – odourless - organic
a.The air we breathe in contains more………………….. Than the air we breathe out.
b.This river has been ………………………by chemicals. Its water is now unsafe to drink.
oxygen
contaminated
c.The safe ………………… of nuclear waste is a major problem.
d. Nam hasnot come to class for a week. His doctor sent the school a teller this morning saying that he’s ill and needs another week’s rest . His illness…...... ……………....... his absence.
e.You can smell…………………gases.
f. These chemicals are ………………..They can cause death or illness if taken into the body.
g…………...is usually mixed with other metals to form alloys.

disposal
accounts for
odourless
poisonous
Lead.
h.The tre in that open field was struck by …………………last month. It’s now dead.
i.The………………………surrounds the earth is about 900 coins thick.
j, A volcano………………smoke , lava and ashes.
k. …………………manure is very important in farming. It brings back fertility to the soil without harm.
l. Air…………………is now a problem for big cities.
lightning
atmosphere
emits
organic
pollution
Find the words or phrases in the reading text which have the following meaning:
1.to discharge (v)
2.exhaust – pipe of a motor vehicle
3. tin, iron , gold and copper
4.very small
5. toxic
6. to make impure by adding dangerous substances
7.Join together
8. consists of

to emit
tailpipe
metals
tiny
to contaminate
poisonous
combine
contains
1.Other causes of air pollution include power stations, which release waste into rivers.
2. water pollution is caused by smoke and by chemicals such as carbon monoxide in the exhaust fumes of cars and others kinds of motor vehicles.
3. Scientists think that the green house effect will not be serious.
4.Other gases and dust in the air and chemical in clouds are also important to the climate of the earth.

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THINK ABOUT THIS QUESTION
If you are a member in government, what can you do to prevent air pollution ?
IV. Guessing Game
Choose the number you like and follow the instructions!
AIR POLLUTION
NOISE POLLUTION
SEA POLLUTION (ATOMIC BOMB TEST)
WATER POLLUTION
V. CONSOLIDATION: Summarize the reading by this diagram
AIR POLLUTION
SMOG
Dust storm
Volcanic eruption
Forest fires
pollen
Sulphur dioxide
INDUSTRY
CARBON MONOXIDE
HYDROGEN FLUORIDE
VEHICLE
SMOKE
LEAD
Carbon monoxide
Nitric oxide
Nitrogen dioxide
Smoke
FOG
NATURE
marsh gases
Burning coal, oil, garbage,
paper, plastics, hair containers
Unpleasant
odours
Dangerous
chemicals