Choose the best answer to each question. Then check your answers.


1. What do cars, heating systems and video games need to work?

2. Why is it important to find sustainable sources of energy?

3. Why are sustainable energies good?

4. Which of the following sentences is false?

5. Which of the following sources of energy is not sustainable?

6. Which source of energy does not pollute?

7. What is the name of the machines used to produce wind power?

8. Which sustainable energy pollutes?

9. What are scientists trying to do?

10. What is the best way to preserve our planet?

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1. Work in small groups. Make a list of all the sources of energy you know and note their advantages and/or disadvantages.

2. Present your ideas to the class. Listen to the other groups' ideas and make a note of anything you disagree with.

3. Discuss your opinions with the class.


How does your family use energy? Write a paragraph about it. These questions might help you:

- What energies does your family use? (e.g. electricity, gas, leaded/unleaded petrol, etc.)

- Do you try to save energy? If so, how? (e.g. switching TVs, computers and lights off when you're not using them, using energy efficient light bulbs, recycling waste, etc.)

- Do you think you could do more to save energy?

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