All About Earth Science

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Across
  1. 3. view and map Earth
  2. 8. representation of Earth's processes
  3. 10. outermost layer of atmosphere
  4. 12. harmful to breathe
  5. 14. contains all water
  6. 15. rocky outer layer of Earth
  7. 16. can be studied separately
  8. 17. solar wind and Earth's magnetic field
  9. 18. N2O
Down
  1. 1. second lowest layer
  2. 2. makes air impure
  3. 4. other term for biosphere
  4. 5. meteors burn up
  5. 6. a closed system
  6. 7. less than 220 dobson units
  7. 9. prolonged dry period
  8. 11. nearly 90% of Earth ozone
  9. 13. high temperature
  10. 14. amount of water vapor in air
  11. 19. invisible gas