Vocab Week 10

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Across
  1. 5. Energy in the form of electromagnetic radiation emitted from the Sun
  2. 6. Fuel consisting of the remains of organisms preserved in rocks in the earth's crust
  3. 7. An industrial plant for purifying a crude substance
  4. 10. A fossil fuel in the gaseous state
  5. 12. A large natural or artificial lake used as a source of water supply
  6. 13. A flammable liquid ranging in color from clear to very dark brown and black
  7. 14. A natural resource that is replenishable by natural processes
  8. 16. Materials on Earth available for human use
Down
  1. 1. Energy made by the force of water
  2. 2. A rock formed from prehistoric plant remains
  3. 3. Any compound obtained from petroleum or natural gas
  4. 4. A radioactive metal used as a fuel in nuclear reactors
  5. 8. A resource that is not able to be renewed
  6. 9. Energy derived from the heat in the interior of the earth
  7. 11. A dark oil consisting mainly of hydrocarbons
  8. 15. Energy of the wind