Across
- 4. burned for heat energy, examples include wood, grass and leaves, feces
- 6. harnessing kinetic energy for electricity found both on and off land
- 7. formed beneath earths surface consisting of largley methane and other hydrocarbons used for heating and electricity
- 8. materials from earth that are used to support life
- 9. formed form ancient marine organisms found beneath earths surface and used for fuel, electricty and plastics
- 11. the energy produced by splitting or fusing an atom, associated with chernobyl and the fukushima disasters
- 12. cannot be readily replaced by natural means to keep up with consumption
Down
- 1. heat generated deep within earths crust for electricity
- 2. combustible rock composed of carbonized plant material used for fuel and electricity
- 3. will replinish itself to replace the portion depleted by usage and consumption
- 5. uses radiation from the sun to produce electricty that can be purchased at a consumer level
- 10. harnessing kinetic energy for electricity, it is the primary source of energy in washington state