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CLASS 11A6
SOURCES OF ENERGY
LISTENING
UNIT 11:
Unit 11:
C- Listening
 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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C. LISTENING
I. Before you listen:
1. Listen and repeat:
ecologist /i`kɔlədʒist/ (n): nhà sinh thái học
fossil fuels /`fɔsl fju:əls/ (n): nhiên liệu hóa thạch
resource /ri`sɔ:s - ri`zɔ:s/ (n): tài nguyên
renewable/ri`nju:əbl/ (n): có thể thay thế
fertilized/`fə:tilaizd/ : đã được làm phì nhiêu
unlimited /ʌn`limitid/ (n): không giới hạn
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
I. Before you listen:
Task 1. Listen and complete the sentences by circling the letter A,B,C or D.
II. While you listen:
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
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
amount
Task 2: Listen and write in the missing words.
Task 3: Which group do these sources of energy belong to? Put a tick () in the right column.
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* Homework:
- Learn new words
- Prepare the next lesson (Writing)
- Copy task 1 in your exercise book

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GOOD BYE