Sustainability

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Across
  1. 4. the weather condition
  2. 5. the study and knowledge of the natural world through experiments and observation
  3. 10. to avoid the depletion of natural resources in order to maintain balance
  4. 12. plant life
  5. 13. where an animal lives
  6. 14. the natural, physical world
Down
  1. 1. another word for person
  2. 2. someone who studies and investigates science
  3. 3. the visible features of the land such as mountains, rivers, forests
  4. 6. when land is washed away by water, wind or wear and tear
  5. 7. a test which controls all the variables except the one being tested.
  6. 8. something which may alter the results of a science experiment
  7. 9. a living thing that grows in dirt, water or other trees
  8. 11. animal life