Across
- 4. Barrier constructed to hold back water and raise its level, forming a reservoir used to generate electricity
- 5. Comfortable ambient temperature
- 6. Cable carrying electrical power, supported by pylons or poles
- 8. Energy released during nuclear fission or fusion, when used to generate electricity
- 9. When wind is used to generate electricity
- 10. Device that converts the kinetic energy of wind into electrical energy
- 12. Use of organic material to generate energy
Down
- 1. Heat derived within the sub-surface of the earth
- 2. Conversion of energy from flowing water into electricity
- 3. Device that converts sunlight into electricity by using photovoltaic cells
- 7. Verb. Contaminate (water, soil, air) with harmful or poisonous substances
- 11. Stands for Not in my backyard