Unit 11. Sources of energy

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(Tài liệu chưa được thẩm định)
Nguồn:
Người gửi: Lê Thị Vuôn (trang riêng)
Ngày gửi: 15h:54' 01-01-2009
Dung lượng: 786.5 KB
Số lượt tải: 269
Nguồn:
Người gửi: Lê Thị Vuôn (trang riêng)
Ngày gửi: 15h:54' 01-01-2009
Dung lượng: 786.5 KB
Số lượt tải: 269
Số lượt thích:
0 người
Spelling challenge
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* List some kinds of energy that you use in your house
Energy used in
Your house
gas
petroleum
solar
electricity
water
coal
Sub-task: Missing Words
You’re going to listen to an article on natural resources. There’s a missing word in each sentence. What is it? Listen and find out.
1- The natural resources that are necessary for life are the air,
the……………., the sun and the land.
2- The resources must be……………..because they are vital
for life.
3- Ecologists study the importance of the natural……………..
and how to use them carefully.
4- Resources are divided into 2 groups: renewable and
………………………..
5- A resource is called renewable if it can be……………quickly.
6- If the soil is protected and………………., grass for animals will
grow quickly.
7- All fossil…………are non-renewable resources.
oceans
protected
resources
non-renewable
replaced
fertilized
fuels
* 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 ocean and the land B- the sun and the air
D- the air and the ocean
A- burn 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 billions years
B- millions of years
* Task 2: Fill in the blanks with 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
mounts
Which group do these sources of energy belong to?
Put a tick in the right column.
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√
√
√
Time is over, Goodbye!
√
√
√
√
√
√
√
√
√
√
* List some kinds of energy that you use in your house
Energy used in
Your house
gas
petroleum
solar
electricity
water
coal
Sub-task: Missing Words
You’re going to listen to an article on natural resources. There’s a missing word in each sentence. What is it? Listen and find out.
1- The natural resources that are necessary for life are the air,
the……………., the sun and the land.
2- The resources must be……………..because they are vital
for life.
3- Ecologists study the importance of the natural……………..
and how to use them carefully.
4- Resources are divided into 2 groups: renewable and
………………………..
5- A resource is called renewable if it can be……………quickly.
6- If the soil is protected and………………., grass for animals will
grow quickly.
7- All fossil…………are non-renewable resources.
oceans
protected
resources
non-renewable
replaced
fertilized
fuels
* 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 ocean and the land B- the sun and the air
D- the air and the ocean
A- burn 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 billions years
B- millions of years
* Task 2: Fill in the blanks with 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
mounts
Which group do these sources of energy belong to?
Put a tick in the right column.
√
√
√
√
√
√
√
Time is over, Goodbye!
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