Earth As a System Vocab

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Across
  1. 4. carbon dioxide and glucose make up this cycle
  2. 7. thin outermost zone of the earth
  3. 8. community of organisms and their abiotic environment
  4. 9. part of crust and upper part of mantle
  5. 14. sequence in which organisms consume others
  6. 16. make their own food
  7. 17. system where energy but not matter is exchanged with surroundings
  8. 18. earth's actual shape
  9. 19. system in which matter and energy are exchanged with surroundings
  10. 20. center of earth, made of iron and nickel
  11. 21. related objects that interact to create a whole
Down
  1. 1. force of attraction between all objects
  2. 2. break down dead organisms
  3. 3. enters the soil and water when rock breaks down in this cycle
  4. 5. layer of earth that makes up 2/3 of earth's mass
  5. 6. layer of earth that flows under pressure
  6. 7. largest population an environment can support
  7. 10. relationship between food chains
  8. 11. group of processes where matter moves through reservoirs
  9. 12. get energy from eating other organisms
  10. 13. condensation, precipitation, and evaporation make up this cycle
  11. 15. makes up 78% of atmosphere