meter, tele, bio, photo, and graph

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Across
  1. 4. a person life told by another
  2. 5. a boundary or area
  3. 10. a photographic copy
  4. 11. vacuum tube that verifies the flow
  5. 12. a communication system
  6. 13. something that measures the air pressure
  7. 15. recording the number of steps
  8. 16. to indicate the seed of a automobile
  9. 17. story of a person
  10. 20. connection between minds
  11. 21. a tool to see things up close
  12. 22. capable of being decomposed by natural processes
Down
  1. 1. difference in life
  2. 2. to broadcast by television
  3. 3. for plants to respond to light.
  4. 5. when plant cells make carbohydrates
  5. 6. instrument for recording directions
  6. 7. the total mass in a living mater.
  7. 8. to design a camera lens
  8. 9. science life process
  9. 13. affect life or living things
  10. 14. producing by word
  11. 18. a tool to measure the temperature
  12. 19. having characteristics that photograph very well
  13. 20. broad casting by television