Energy
Across
- 5. A diesel substitute produced by extracting and chemically altering oil from plants
- 9. the amount of carbon dioxide and other carbon compounds emitted due to the consumption of fossil fuels by a particular person, group, etc.
- 10. energy that comes from the sun
- 12. fuel from organic sources
- 13. the energy an object has due to its motion
- 14. A machine that converts mechanical energy into electrical energy
- 15. The ability to do work or cause change
- 19. A resource that can be replaced when needed.
- 21. flammable gas, consisting largely of methane and other hydrocarbons, occurring naturally underground (often in association with petroleum) and used as fuel.
- 22. warming that results when solar radiation is trapped by the atmosphere
Down
- 1. of or related to hot water
- 2. oil burning, replaced steam engine, used in transportation
- 3. an internal-combustion engine that burns heavy oil
- 4. a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
- 6. A form of energy that travels through space as waves
- 7. to change from one form to another
- 8. Heat energy
- 11. stored energy that results from the position or shape of an object
- 16. Movement of energy from one place or object to another
- 17. liquid fossil fuel; oil
- 18. a unit of power equal to 1000 watts
- 20. electric or motive power generated by a nuclear reactor.