Across
- 2. cleanest type of gas
- 4. The energy of motion
- 5. the ability to do work
- 8. ____ is the most commonly used fossil fuel for electricity generation
- 12. Formed from the remains of organisms living millions of years ago
- 14. Energy of an object due to its position or shape
- 17. contamination of the indoor or outdoor environment by any chemical
- 21. Examples: All Fossil Fuels
Down
- 1. Produces no pollutants and requires no fuel
- 3. Examples: Wind, Solar, Geothermal
- 6. Usually used in 3 different ways
- 7. This is also known as "burning"
- 9. AKA the law of the Conservation of Energy
- 10. The energy required to ___/___ an objects position
- 11. The ground generally has a _____ temperature all year long.
- 13. often uses significant amounts of land
- 15. Refers to the practice of combusting biomass to produce energy
- 16. ____ is a liquid fossil fuel with a thick viscous texture
- 18. Biofuels are _____ to make
- 19. liquid fuels are produced from the use of various forms of biomass
- 20. cleanest burning of the fossil fuels