Across
- 2. what fossil fuels are made of
- 3. 18%of oil reserve
- 7. main source of energy in the USA
- 8. country that uses most energy
- 9. energy in a transformed state
- 11. energy that can be easily replenished
- 14. fuels includes coal, petroleum, natural gas, oil
Down
- 1. energy from water
- 4. fission, fission
- 5. decaying plants
- 6. energy that can not be easily replenished
- 10. highest production in the middle east
- 12. drainage water draines from a mine
- 13. the ability to do work