Renewable and Non-renewable energy resources

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Across
  1. 2. the process by which the wind is used to generate mechanical power or electricity
  2. 3. renewable source of energy that generates power by using a dam or diversion structure to alter the natural flow of a river or other body of water
  3. 4. energy from a source that is not depleted when used, such as wind or solar power.
  4. 7. a viscous liquid derived from petroleum, especially for use as a fuel or lubricant.
  5. 8. a combustible black or dark brown rock consisting mainly of carbonized plant matter, found mainly in underground deposits and widely used as fuel
  6. 10. flammable gas, consisting largely of methane and other hydrocarbons, occurring naturally underground (often in association with petroleum) and used as fuel.
Down
  1. 1. sources that will run out or will not be replenished in our lifetimes
  2. 5. a form of energy released from the nucleus
  3. 6. energy generated or produced by living or once-living organisms.
  4. 9. radiant energy emitted by the sun