Question

II. Complete the sentences with the words from the box.

Renewable

non – renewable

abundant

alternative
Polluting

exhausted

fossil

available

1. Many of the Earth’s natural resources are ………………..., which means they are available in limited
quantity and can be used up.
2. Oil is a relatively ………………………..but is a non – renewable resource.

3. ……………….fuels, including coal, oil and natural gas, are currently the world’s primary energy source.
4. ………………..resources are those which cannot be replaced once they are used up.
5. ………………..energy is any energy source that can replace fossil fuel.
6. Despite being the most…………………source, coal still plays an important role in the production of
electricity.
7. Solar power from the sun is……………..as we won’t “use up” all the sunlight from the sun.
8. Geothermal energy is non – polluting, but it not widely…………………………

Answer 1

1. exhausted

2. abundant

3. Fossil

4. non-renewable 

5. Alternative

6. polluting

7. renewable 

8. available