Across
- 4. a solid fossil fuel
- 5. energy that has been stored
- 8. a dangerous but important kind of energy
- 11. energy harnesed from the sun
- 12. animals and humans energy source
- 13. energy used to attract and lift metal
- 16. the energy in batteries
- 18. used to run a car
Down
- 1. movement energy
- 2. what we measure energy in
- 3. energy produced by the wind
- 6. the wasted part of energy
- 7. a common household energy
- 9. coal oil and gas are this
- 10. energy caused by vibrating air
- 14. the energy that plants use
- 15. turns chemical into electrical
- 17. used to make things work