List some kinds of energy that you use in your house
Energy used in
your house
gas
petroleum
solar
electricity
water
coal
UNIT 11
SOURCES OF ENERGY
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I. Before you listen:
Vocabulary:
Ecologist (n) [i`kɔlədʒist]
Renewable (a) [ri`nju:əbl]
Non-renewable (a)

Vital [`vaitl] (a)
Resource (n) [ri`sɔ:s]




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Checking vocabulary
Ecologist (n)
Renewable (a)
Non-renewable (a)
Vital (a)
Resource (n)



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Có thể phục hồi được
Không thể phục hồi
Thuộc về sự sống
Tài nguyên





UNIT 11
SOURCES OF ENERGY
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I. Before you listen:
*Listen and repeat:
ecologist resources renewable
fossil fuels unlimited fertilized
True / False Prediction:
The natural environment isn’t vital for life.
Resources are divided into four groups.
Coal isn’t renewable because it takes millions of years to make coal.
Many fossil fuels are non-renewable resources.
F
F
T
F
Task 1. Listen and complete the sentences by circling the letter A,B,C or D
* Task 1: Listen and complete the sentences by circling the letter A, B, C or D.
1- Ecology is the study of ………………….
D- human beings and their environment.
2- The natural environment consists of……………………..
C- all natural resources
3- If the resource can be…………., it is called renewable.
D- replaced quickly
A- human beings and animals
B- the environment and solar energy
C- natural and alternative resources
A- the oceans and the land B- the sun and the air
D- the air and the oceans


A- burnt quickly B- used easily
C- divided properly
4- Grass for animals is a…………….resource.
B- nonrenewable
C- limited D- clean
A- renewable
5- According to the passage, coal is nonrenewable because it takes ………………………….. to make it.
A- billions of years
C- three million years D- three billion years
B- millions of years
1. Ecology is the study of…………………
human beings and animals
the environment and solar energy
natural and alternative resources

human beings and their
environment
?
a
b
c
d
2. The natural environment consists of..….
the oceans and the land
the sun and the air
all natural resources
the air and the oceans
?
a
b
c
d
3. If the resource can be…………….,
it is called renewable.
burnt quickly
used easily
divided properly
replaced quickly
?
a
b
c
d
4. Grass for animals is a…….......….
resource.
renewable
nonrenewable
limited
clean
?
a
b
c
d
5. According to the passage, coal is
nonrenewable because it takes ……………to
make it.
billions of years
millions of years
three million of years
three billion of years
?
a
b
c
d
Task 2: Listen and write in the missing words.
Solar energy, air, and water are renewable resources because there is (1) ________________ supply. However, this definition may change if people are not careful with these resources. The amount of solar energy that reaches the earth depends on the (2) ___________ . If the atmosphere is polluted, the solar energy that reaches the earth (3) _____________ be dangerous. If life is going to continue, the air must contain the correct amount of nitrogen (N), oxygen (O), carbon dioxide (CO2), and other (4) ____________. If humans continue to pollute the air, it will not contain the correct (5) _____________ of these gases.
unlimited
atmosphere
may
gases
amounts
Task 3: Which group do these sources of energy belong to? Put a tick () in the right column.







* Homework:
- Learn new words
- Prepare the next lesson (Writing)
- Copy task 1 in your exercise book