Year 8 - H&G - 4-5-16

                                            Thai sikh International School

                                                 Yr.-8. Online  Assignment

Geography. Unit 5.

A. Sentence Completion

Use the words in the word box to complete the sentences below. It may be necessary to change the form of the word.

The Causes of Global Warming

absorb	greenhouse
atmosphere	greenhouse effect
clear forests	greenhouse gases
fossil fuels	release
global warming	tilt the balance

1.                                      refers to the gradual rise in the earth’s temperature

as a result of human activities.

2.	is a glass building used to grow plants. It keeps the plants
	warm and protects them from bad weather.
3.	When too many                               are released into the air, they trap the
	sun’s heat and cause the earth to get warmer.

4. The                            refers to a build-up of gases in the air around the earth, which causes the earth’s temperature to rise.

5. Fuels like coal and oil, formed from the remains of decayed plants and

animals, are called

.

6.

The                              is the layer of air and other gases that surround the

Earth.

7.

When you

, this means that you do something to

change a situation so that different parts are no longer equal.

8.

When you

, this means that you cut down all the trees.

9.

Burning fuel

carbon dioxide into the atmosphere.

10. Plants and trees

carbon dioxide from the air.

B.    Matching

Match the words on the left with the meanings on the right. Write the correct letter on the right side blank.

The Effects of Global Warming

Words

Meanings

1.

mountain glacier

a)

a period of time during which the weather is

much hotter than usual

2.

polar ice cap

b)  a serious problem in which people are forced

to leave their homes or their country, usually

because of war

3.

shelf ice

c)

when the average level of the seas get higher

with respect to the land

4.

heatwave

d)

a huge mass of ice which moves very slowly

down a mountain valley

5.

drought

e)

change in general weather conditions and

patterns

f)  when a species of plant or animal dies out, i.e.

6.

wildfire

no longer has any living members

g)

a thick layer of ice that sticks out over the sea

7.

rising sea levels

like a shelf, found in Greenland and Antarctica

h)

a long period of time during which no rain falls

8.

unpredictable

i)

a thick layer of ice and snow that permanently

covers an area of land in the areas around the

North and South Poles

9.

coastal flooding

j)

when an area near the sea is covered by large

amounts of seawater

10. refugee crisis

k)

a fire that starts in a wild area such as a forest

and spreads rapidly causing great damage

11. climate change

l)

when it is not possible to know what will

happen

12. extinction

                                                                                                          

C.   Collocations

Match the verbs on the left with the phrases on the right to create meaningful collocations. Do you know what they all mean?

The Possible Solutions to Global Warming

1.	address		a)	the amount of carbon dioxide in the atmosphere
2.	use		b)	the way we live
3.	drive		c)	your part for the sake of future generations
4.	take		d)	the film An Inconvenient Truth
5.	invest in		e)	more efficient appliances
6.	reduce		f)	a difference
7.	slow down		g)	renewable sources of energy (e.g. solar, wind)
8.	play		h)	the effects of global warming
9.	choose		i)	the issue of global warming
10. make			j)	the website
11. watch			k)	mass transit more frequently
12. check out			l)	smaller cars that get higher mileage

The End