Greek and Latin Roots

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Across
  1. 4. to push in
  2. 7. a visual communication device
  3. 8. two wheeled pedal vehicle
  4. 13. tornado
  5. 14. an object used to communicate with another
  6. 16. to communicate to many
  7. 17. having to do with skill
  8. 19. study of weather
Down
  1. 1. having to do with revolutions
  2. 2. a single wheeled pedal vehicle
  3. 3. two wheeled motor vehicle
  4. 5. to push onto something
  5. 6. study of earth
  6. 8. study of life
  7. 9. to push out
  8. 10. to push something away
  9. 11. to communicate to one through the mind
  10. 12. an acquired skill
  11. 15. a person who takes pictures with a camera
  12. 18. use of scientific skill