Across
- 2. Derived from sources that will run out or will not be replenished in our lifetime- or even in many, many lifetimes
- 5. Located above oil deposits
- 6. A country that can be self-sustained (South America)
- 9. nonrenewable energy source
- 12. Type of coal mine
- 13. renewable energy source
- 15. energy in a transformed state
Down
- 1. mining with minimal effects on the surface
- 3. Ecuador's main energy source
- 4. Ability to do work
- 7. Provide 80% of the world's energy
- 8. Energy forms from what can be used directly as they appear in nature
- 10. Most abundant fossil fuel
- 11. Energy source that can be easily replenished
- 14. The country that uses the most energy