Dynamic Earth

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Across
  1. 4. The sphere that contains all of the Earth's waters
  2. 5. systems where energy enters and leaves the system but matter does not
  3. 10. The atmospheric layer that contains meteor showers
  4. 12. The atmospheric layer that contains the Ozone Layer
  5. 13. Any form of water that falls to the Earth’s surface from the clouds
  6. 17. Most of the algae that floats at the surface of the ocean
  7. 18. The plate boundary where two plates are moving away from one another
  8. 19. The plate boundary where two plates are sliding past one another
  9. 20. The plate boundary where two plates are coming at one another
Down
  1. 1. The atmospheric layer closest to Earth
  2. 2. systems that can exchange both matter and energy with its surroundings
  3. 3. The atmospheric layer that is furthest from the Earth
  4. 6. The change of a substance from a liquid to a gas
  5. 7. a hierarchical series of organisms each dependent on the next as a source of food
  6. 8. The sphere that contains all of the Earth's layers
  7. 9. The theory that all of the continents were once one supercontinent
  8. 11. The sphere that contains all of the Earth's life
  9. 14. The change of a substance from a gaseous state to a liquid
  10. 15. The continuous movement of water from the ocean to the atmosphere to the land and back to the ocean
  11. 16. The sphere that contains all of the Earth's layers of air