Environmental Science Crossword Puzzle

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Across
  1. 5. Is the study of energy
  2. 6. It means knowledge.
  3. 8. Comprises all types of water resources
  4. 10. Is a substance that consists of two or more elements
  5. 13. It is a systematic body of knowledge.
  6. 15. Is a common chemical substance on planet Earth
  7. 17. Is anything that takes up space and has mass
  8. 18. The study of the interactions between lifeand its physical environment.
  9. 19. A solution with a pH lower than 7
  10. 21. Developing new knowledge based upon old knowledge.
  11. 23. An energy that depends upon the relative position of various parts of a system
  12. 26. The protective blanket of gases surrounding the Earth.
  13. 27. Is the smallest particle of an element
  14. 28. An energy that possesses due to its motion
Down
  1. 1. A substance that starts a chemical reaction
  2. 2. The act of noting or detecting phenomenon by the senses.
  3. 3. The outer mantle of the solid earth.
  4. 4. Is the ability to do work
  5. 7. The sum of all biochemical reactions in an organism
  6. 9. Is done when force is applied to an object over a distance
  7. 11. Is a key cultural aspect that is embedded in people’s way. of life.
  8. 12. A widely accepted hypothesis that stands the test of time.
  9. 14. A test that is used to rule out a hypothesis or validate something already known.
  10. 16. Is the rate at which energy is used
  11. 18. Is a pure substance
  12. 20. Where life operates.
  13. 22. Is the main element in organic compounds
  14. 23. A substance that forms as a result of a chemical reaction
  15. 24. A solution with a pH higher than 7
  16. 25. It is the unit of power