Spheres of the Earth

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Across
  1. 3. Earth's atmosphere has this many layers?
  2. 4. The hydrosphere includes all types of water including these frozen things?
  3. 6. The atmosphere is responsible for Earth's what?
  4. 10. Includes all gases of the surrounding Earth?
  5. 13. All living things are here?
  6. 14. The geosphere extends all the way down to the Earth's what?
  7. 16. There are this many major spheres?
  8. 18. This resource and a place to grow food is part of the geosphere?
  9. 20. The biosphere interacts with ____ the other spheres?
Down
  1. 1. The burning of ___ ____ can pollute the atmosphere.
  2. 2. The outmost part of the geosphere?
  3. 5. What does geo mean?
  4. 7. Includes all water on Earth?
  5. 8. Hydro in hydrosphere stands for?
  6. 9. The spheres _____ to effect Earth's systems.
  7. 11. Ninety-seven percent of Earth's water is found in these?
  8. 12. The Earth's land, including rocks and crust?
  9. 15. The spheres are this shape?
  10. 17. These are events on the geosphere that may release hot lava?
  11. 19. What does atmos mean?