Environmental Science: Lesson 1-3

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Across
  1. 1. The process used to test a hypothesis.
  2. 2. Process that converts carbon dioxide into organic carbon.
  3. 5. Asking questions based on observations is called ______ and exploring.
  4. 6. Scientific rule that describes patterns in nature.
  5. 7. Well-supported explanation based on repeated testing.
  6. 8. Living components of an ecosystem.
  7. 9. The movement of water through plants and into the atmosphere.
  8. 11. Process in which sulfur falls directly from the atmosphere.
  9. 15. Water stored beneath Earth's surface.
  10. 16. The ability to do work or move objects.
  11. 17. A component of nucleic acids, phospholipids, and ATP.
  12. 19. Organized body of knowledge obtained through observation and experimentation.
  13. 21. Scientist known as the founder of modern ecology.
  14. 23. The First Law of Thermodynamics states that energy cannot be ______.
  15. 26. Non-living components such as air, water, and soil.
  16. 27. Second most abundant element in organisms by mass.
  17. 28. First step of the scientific method using the senses.
  18. 29. According to the Second Law of Thermodynamics, this always increases in natural systems.
  19. 30. The ultimate source of energy for almost all life on Earth.
Down
  1. 1. Study of the interactions between organisms and their environment.
  2. 3. An essential element for molecules of living things.
  3. 4. Process of removing salt from seawater.
  4. 10. The protective blanket of gases surrounding the Earth.
  5. 12. Study of energy and its transformations.
  6. 13. just a 15x15 crossword puzzle)
  7. 14. The law stating that everything is connected to everything else.
  8. 18. A possible explanation that can be tested.
  9. 20. Resources such as oil and coal.
  10. 22. Resources like plants and animals that can naturally replenish.
  11. 24. Process in which bacteria convert nitrates into nitrogen gas.
  12. 25. A harmful algal bloom that can kill marine life.