Wind power is efficient because……

wind turbines are quite tall, the land under the turbines can still be used for agriculture.

Lesson 3: A Renewable resource

B. Read the article more carefully and write short answers to the questions.

1. In what ways has wind power been used for thousands of years?
To power sailing boats and grind corn.
2. What is the most important aspect of wind power?
It is clean energy.
3. Why does the author say wind power is efficient?
Because the land under the turbines can also be used for agriculture.
4. What two complaints do people who live near wind turbines have about them?
They are unattractive and they are noisy.
5. Why can’t we only use wind power to supply our energy?
It can’t supply enough energy to meet our needs.

D. Complete the sentences by putting the verbs in brackets into the correct form.

1. If they built (build) more wind farms on the coast, they would scare away the fish.
2. If solar farms were built, they would provide (provide) a cheap form of energy.
3. If birds fly (fly) into wind turbines, they will be killed.
4. If wind turbines were (be) less noisy, people wouldn’t complain about them so much.
5. If we find (find) alternative sources of energy, we will be able to meet all our energy needs.

1. What is the most important aspect of wind power?

Wind power is clean energy.

2. Why can’t we only use wind power to supply our energy?

3. Why does the author say wind power is efficient?

Wind power doesn’t supply our needs of energy.

4. Wind power is efficient because……

wind turbines are quite tall, the land under the turbines can still be used for agriculture.

5. People complain that wind turbines are…….. and………..

unattractive and noisy.

6. People think that wind turbines are unattractive and……….

noisy.

7. What two complains do people who live near wind turbines have about them?

They are unattractive and noisy.

8. In what ways has wind power been used for thousands of years?

Wind power has been used for thousands of years for a. power sailing boats and b. grind corn into flour for bread.

9. Wind power is renewable because it ………….

is caused by changing temperatures in the air, and it will never run out.

10. The main advantage of wind power is that it is……..

clean energy.

11. In Europe the wind was used for a long time to………

grind corn into flour for bread.

12. Wind is caused by…….

changing temperatures in the air, and it will never run out.

13. People who live near the turbines find them …………. and think ……..

unattractive and think they spoil the landscape.

14. Wind power doesn’t produce any waste or green house gases. (True / False)