1. Warmly welcome to our class !

2. UNIT 11: SOURCES OF ENERGY
LESSON 1 - READING

3. I. BEFORE YOU READ

4. What source of energy does each picture above refer to?
What can you see in the pictures?
What do people use those things for? 2 1
wind energy
solar energy
windmill
solar panels
What source of energy does each picture above refer to?
They use them to make energy. 3 4
nuclear power
water power
nuclear reactors
hydroelectric dam
[,haidroui'lektrik]

5. Windmill
Wind power

6. solar panels ['soulə] ['pænl]
solar energy

7. Hydroelectric dam
Water Power

8. Nuclear Power
nuclear reactors

9. geothermal heat [,dʒi:ou'θə:məl hi:t]

10. What do you need energy for?
We need energy for every daily activities.

11. 1. VOCABULARY

12. VOCABULARY energy ['enədʒi] (n) = power ['pauə] (n): năng lượng
reserve [ri'zə:v]: sự dự trữ
fossil fuel ['fɔsl] [fjuəl] (n):
exhausted [ig'zɔ:stid](adj): cạn kiệt
nuclear ['nju:kliə] (adj):
geothermal heat [,dʒi:ou'θə:məl hi:t] (n)
release [ri'li:s]: thải ra, phóng ra
plentiful ['plentifəl] (adj): nhiều
infinite ['infinət] (adj) = unlimited (adj): vô tận
potential [pə'ten∫l] (n / adj): tiềm năng, có tiềm năng
alternative [ɔ:l'tə:nətiv] (adj):thay thế
to make use of: sử dụng
to make full use of: tận dụng

13. 2. Checking vocabulary fossil fuel (n): reserve (n): to exhaust:
alternative (adj):
to release:
limited (adj) #
nhiên liệu hóa thạch
đồ dự trữ để dùng khi cần
làm cạn kiệt
thay thế
phóng thích, thả
infinite : (adj)
có giới hạn
# vô hạn

14. II. WHILE YOU READ

15.  TASK 1: Fill each blank with a suitable word.
alternative
limited
energy
released
exhausted
1.Six hundred balloons were_______ at the ceremony.
2.They are looking for_________methods of making it
3.People use __________to run machines, heat and cool their homes.
4. The food in the restaurant is cheap, but the choice is rather_______
5. Fuel supplies are nearly___________
released
alternative
energy
limited
exhausted

16. It’s clean and unlimited. It’s clean and unlimited.
TASK 2: Scan the passage and write down the advantage(s) and disadvantage(s) of each alternative source of energy.
Sources of energy
Advantage(s)
Disadvantage(s)
It can be very dangerous.
It’s unlimited.
Nuclear power
It’s not only plentiful and infinite but also clean and safe.
It’s only possible
during the day time.
Solar energy
Water power
It’s clean and unlimited.
It’s expensive.
Wind power
It’s clean and unlimited.
There’s no wind energy
when there is no wind.
It’s available.
It’s available only in
a few places.
Geothermal heat

17. TASK 3: Answer the questions
1. What is our major source of energy ?
2. Is our major source of energy limited ? Why / why not ?
3. How many sources of energy are mentioned in the text ? What are they ?
4. Which source of energy do you think has the most potential?

18. “LUCKY ANIMAL” GAME
next

19. What is our major source of energy ?
Our major source of energy comes from fossil fuels.

20. Is our major source of energy limited ? Why / why not ?
Yes, it is. Because power demand is increasing very rapidly , fossil fuels will be exhausted within a relatively short time .

21. How many sources of energy are mentioned in the text ?
What are they ?
Five sources of energy are mentioned in the text. They are nuclear power, solar energy, water power, wind power, geothermal heat.

22. Which source of energy do you think has the most potential?
I think solar energy is the most potential.

23. III. POST YOU READ

24. one environment alternative limited unlimited sources energy fuels
Complete the summary of the reading passage by filling each blank with a suitable word from the box.
one environment alternative limited
unlimited sources energy fuels
We need energy to live and work. Our major source of (1)_______ is oil. Oil is (2)_____ kind of fossil fuel. The amount of fossil (3)______ in the world is (4)_______ Therefore, we must save it, and at the same time, we must find new sources of energy. Geothermal heat and nuclear power are (5)_________sources of energy. They can give us electricity. Other alternative (6)________are the sun, waves and water. These sources are not only (7)____________and available but also clean and safe for the (8)____________ People should develop and use them more and more in the future.
energy
one
fuels
limited
alternative
sources
unlimited
environment

25. HOMEWORK Learn new words by heart. 2.Write the answers into notebooks.
3. Prepare Unit 11 . Part B : SPEAKING.

26. Thank you very much for your attendance !
Bye bye!
See you again !

27. Lucky animal !

28. You are unlucky!