VIII. Circle the correct word to complete the sentences.
1. Solar / Hydro energy is the energy that comes from the sun.
2. Some types of energy are cheap / expensive and hard to find.
3. We are doing/ running a project on energy sources.
4. Energy is the power that we use to provide us with light, heat, or food / electricity.
5. Renewable / Non-renewable energy sources come from the sun, wind, and water.
6. Oil, natural gas and coal / water are called fossil fuels.
7. France produces / protects a great deal of wine for export.
8. They won't invest in any company that cleans / pollutes the environment.
9. The engine is hotter and hotter. I think it is overheating / overcooling.
10. The wind / nuclear energy is produced when the nuclear of an atom is divided or joined to another nuclear.