ENERGY

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Across
  1. 2. the impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources.
  2. 6. incoming solar radiation, or radiation from the sun
  3. 9. a naturally occurring element used by humans to produce energy in nuclear power plants
  4. 11. partially decayed plant matter found in bogs, used as fuel
  5. 13. A machine that converts mechanical energy into electrical energy
  6. 14. a combustible black or dark brown rock consisting mainly of decayed plant matter, found mainly in underground deposits and widely used as fuel.
  7. 16. Compounds composed of only carbon and hydrogen, often used as fuels
  8. 17. A nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy
  9. 18. the amount of biologically productive land and sea available to us
  10. 19. the ability to do work
  11. 20. A natural resource that is produced more rapidly than it can be consumed
Down
  1. 1. A flammable, yellow-to-black liquid composed of hydrocarbons occurring naturally beneath Earth's surface; it is a nonrenewable fossil fuel processed to make gasoline used in vehicles.
  2. 3. fuels
  3. 4. solar energy from curved reflectors used to heat a transfer fluid to produce steam to power a turbine to generate electricity
  4. 5. electricity generated by the kinetic energy of moving water
  5. 7. flammable gas, consisting largely of methane and other hydrocarbons, occurring naturally underground and used as fuel.
  6. 8. A reaction that occurs when lighter nuclei are forced together to produce heavier nuclei, resulting in a release of vast amounts of energy
  7. 10. Energy derived from the heat in the interior of the earth
  8. 12. resource A natural resource that is consumed more rapidly than it can be produced.
  9. 15. Liquid fuel created from processed or refined biomass (living matter)