Learning Ladder 6 Crossword

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Across
  1. 5. when an animal is nearly extinct it is...
  2. 8. energy generated from fossilized plants and organisms
  3. 10. a place of residence
  4. 14. a supply, source, or aid that can be relied on
  5. 16. extracting minerals from the Earth
  6. 17. a resource that cannot be replaced or replenished in our lifetime
  7. 18. cultivating land, raising crops, and/or raising animals
  8. 19. clearing or thinning of a forest, leaving few or no trees
  9. 20. this type of energy is generated using turbines
Down
  1. 1. this energy source causes mini earthquakes, but is clean
  2. 2. energy generated from flowing water
  3. 3. this type of energy comes from burning plants
  4. 4. a resource that can be replaced or replenished in our lifetime
  5. 6. energy that comes from the sun
  6. 7. mining this nonrenewable mineral is incredibly dangerous
  7. 9. to use or use up something
  8. 11. when an animal species is no longer in existence
  9. 12. this energy is found in nail polish and car fuel
  10. 13. this type of nonrenewable energy comes from atoms
  11. 15. plants, animals, air, water, minerals, and organisms that surround us