Across
- 5. energy which needs the sun
- 6. energy of movement
- 7. stored up energy
- 8. a non-renewable fossil-feul
- 9. unit for measuring energy
- 11. explosive energy
- 12. energy in elastic-bands
- 14. name for coal,oil and gas
- 18. a fossil-feul
- 19. wind-->Kinetic-->electrical
Down
- 1. fossil fuel causes pollution
- 2. an object that transfers wind energy to electrical energy
- 3. wasted energy
- 4. used for sailing ships
- 6. 1000 Joules
- 10. what makes things work
- 13. energy in batteries
- 15. energy that causes vibrations
- 16. energy for plants
- 17. source of energy