Light Wave Vocab

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Across
  1. 2. a wave with a specific pattern that carries information
  2. 3. used to transmit information between cellphones or between an internet router and a computer
  3. 5. signal wave signals generated electronically from digital information
  4. 7. code a unique 3-signal combination of dots and dashes codes for each letter of the alphabet and numbers 0 through 9
  5. 8. matter that allows all light to pass through
  6. 10. the region where light is obstructed or blocked
Down
  1. 1. matter that allows some light to pass through
  2. 4. matter that does not allow light to pass through
  3. 6. waves used to transmit information from a remote control to a television
  4. 9. waves used to transmit television and radio programs
  5. 11. signal wave signals that are not generated from digital information
  6. 12. the science of light properties and behavior