science review vocab

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Across
  1. 2. practice of well-being
  2. 5. a collective group of organisms
  3. 7. when a body of water becomes too enriched with nutrients
  4. 9. organisms that eat other organisms to survive
  5. 10. ability to do work
  6. 11. when cold, deep water rises to the surface
  7. 13. some form of water being released from the atmosphere
  8. 14. when water changes into vapor
  9. 15. a key that classifies organisms
Down
  1. 1. the increasing connectedness between countries
  2. 3. the introduction of harmful things into the enviorment
  3. 4. anything relating to the sun
  4. 6. a process of observation and careful analysis
  5. 7. the study between organisms and their enviorments
  6. 8. organisms that create their own food
  7. 12. resources that can't be naturally replenished