Across
- 1. For geothermal electricity we extract water from the earth's _____.
- 2. Most forms of renewable energy do not release _____ gases.
- 4. The problem with fossil fuels is because of the _____ it releases.
- 6. Solar power is i_____.
- 9. Building a dam can cause the loss of _____.
- 10. What is another term used to mean renewable?
- 11. Energy resources that, once used, can replenish themselves and can be used repeatedly are called:
- 13. Hydroelectric power is very _____ after construction costs.
Down
- 1. What is an advantage of solar power?
- 3. What is the word to describe the conservation of an ecological balance by avoiding depletion of natural resources?
- 5. The most commonly used energy source for the generation of electricity are _____ fuels.
- 7. It is very _____ to build a dam.
- 8. Give an example of a five letter renewable energy source that begins with the letter W.
- 12. Sunlight is a renewable _____ source.
- 13. Solar panels are a packaged, connected assembly of solar _____.