Unit 7. Saving energy

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Welcome all the teachers

attending our

lesson !

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a. wind power b. coal c. gas d. oil e. water power f. nuclear power

gas Water power _coal

oil wind power Nuclear power

<b>1</b>

<b>4</b>

<b>3</b>

<b>6</b>
<b>5</b>

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<i>Period</i>

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<b>II- Listen:</b>

<b>A.Listen to the news on solar energy and decide whether the </b>

<b>statements are true or false. </b>

1- Solar energy can be cheap and clean.

2-Most of our electricity now comes from nuclear power,

3-The solar energy that gets to the Earth provide enough

power for the world’s population.

4-Solar energy can be used on cloudy days.

5-All buildings in Sweden will be heated by solar energy in

.

T
F
F
F
T
2015

can

2050
cannot

coal, gas and oil.

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1/- The sun can be an …………. source of power.
2/- Solar energy ………. no pollution.

3/- A lot of <i>………</i> in the world are already using
solar energy.

4/- It is possible to ……… solar energy for a numbers
of days.

5/- We can save natural resources by using solar
energy ………… coal, gas and oil.

<i>effective</i>
<i>effective</i>
<i>causes</i>
<i>countries</i>
<i>countries</i>
<i>store</i>
<i>instead of</i>

<b>B. Listen again and fill in the blank with one word you hear</b>

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<b>2. Answer the questions</b>

a. Does solar energy cause pollution ?

b. How many countries in the world are already using
solar energy ?

c. Where are solar panels installed to receive the
energy from the sun ?

d. Can solar energy be used on cloudy days ?
e. How can we save natural resources?

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Does solar energy cause pollution ?

Lucky number

How can we save natural resources?

How many countries in the world are
already using solar energy ?

Lucky number

Where are solar panels installed to receive the
energy from the sun ?

Lucky number

<b> no ,It doesn’t </b>

<b>By using solar energy instead of </b>
<b>coal ,gas and oil . </b>

<b> A lot of countries in the world are .</b>

<b>On the roof of the house</b>

4:18

Can solar energy be used on cloudy days? <b>Yes , It can</b>

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•

<b>_Discussion:</b>

The benefits of solar energy:

-Clean and cheap

-Effective

-Unpolluted

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Home work:

- Learn new words

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