Environmental science

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Across
  1. 3. Nonliving chemical and physical factors.
  2. 7. Method of solving scientific questions.
  3. 8. Science assumes the universe follows understandable patterns.
  4. 9. Region of Earth where life exists.
  5. 10. Study of energy.
  6. 13. Latin word for knowledge.
  7. 16. Organized body of knowledge obtained through study and experimentation.
  8. 17. Statement that gives a possible answer to a question.
  9. 20. Environmental problem caused by excess nutrients.
  10. 23. Process of gaining new knowledge through research.
  11. 24. SECOND most abundant element in organisms.
  12. 25. Surrounding conditions of an organism.
  13. 26. Law stating energy degrades into lower forms.
  14. 28. Group of the same species living in one area.
Down
  1. 1. Information gathered through the senses.
  2. 2. Group of different species living in one area.
  3. 4. Living components of an environment.
  4. 5. Central characteristic of the scientific method.
  5. 6. Outer solid layer of Earth.
  6. 11. Process of removing minerals from seawater.
  7. 12. Process that returns nitrogen gas to the atmosphere.
  8. 13. Freshwater flowing over land.
  9. 14. Element cycle involving rocks and solution phases.
  10. 15. Author of The Closing Circle.
  11. 18. Ability to do work or transfer heat.
  12. 19. Essential element in living molecules.
  13. 20. Study of organisms and their environment.
  14. 21. Element fixed from the atmosphere by bacteria.
  15. 22. Biotic and abiotic components together.
  16. 27. Mineral found in bones and teeth.