Spell bee #1

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Across
  1. 1. atmospheric conditions
  2. 4. difference
  3. 7. living in symbiosis, or having n interdependent relationship
  4. 9. duty
  5. 11. piece of poetry
  6. 12. beat
  7. 14. inquisitive
  8. 15. the basic physical and organizational structures and facilities needed for the operation of a society or enterprise
  9. 16. bitterly cold
  10. 17. the process of combining matrices, vectors, or other quantities under specific rules to obtain their product.
  11. 18. convincing
  12. 19. a bit
Down
  1. 2. pertaining to water
  2. 3. decorate
  3. 5. wholly, entirely, completely
  4. 6. very many
  5. 8. to traverse over a region or area for the purpose of discovery
  6. 10. a picture
  7. 13. twelve o’clock at night
  8. 14. team up