Across
- 4. Energy made using wind turbines
- 6. A nonrenewable energy source dug up from the earth
- 8. Any energy made by using water
- 9. Something that takes too long or is not replaceable
- 10. Energy made with solar panels
Down
- 1. Electricity that is produced using water
- 2. Energy that is easily replaced
- 3. Energy produced by burning waste
- 5. Something that uses energy as efficiently as possible
- 7. Energy is produced by digging up materials from within the earth