Page 46 - Elfin Fly_4
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C Answer the questions using the sentences from the box.

1. What comes out of volcanoes?

2. What makes shapes of volcanoes different?

3. Why are steep and tall volcanoes dangerous?

4. How does ash affect the Earth?

5. Why does thick magma make steep volcanoes?

a. Volcanoes erupt with gas, lava, ash and small rocks.
b. It changes the Earth’s weather.
c. It is because it doesn’t flow well.
d. The type of lava makes them different.
e. They can blow up at any time.

D Complete the essay based on the speaking activity on
page 41.
< How do volcanoes affect our lives? >
Volcanoes affect our lives. They are very dangerous. They can
.
But, they have some good points They

.

unit 4 Volcanoes 43
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