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With fire beacons Weather (visibility poor, rain/cloud/mist) War was over 1858 Sending signals as notes, combining messa PowerPoint Presentation
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With fire beacons Weather (visibility poor, rain/cloud/mist) War was over 1858 Sending signals as notes, combining messa - PowerPoint PPT Presentation


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(Cost), audio delay (¼ second) 1000 trillion Doctors (medical) Touching other fibers (scratches,finger oil) Perfectly transparent fiber (pure glass) (pure) Sand 10 km The Internet (phone) Hamilton (or Toronto) Military, space station Many are still in use. With fire beacons

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slide1

(Cost), audio delay (¼ second)

  • 1000 trillion
  • Doctors (medical)
  • Touching other fibers (scratches,finger oil)
  • Perfectly transparent fiber (pure glass)
  • (pure) Sand
  • 10 km
  • The Internet (phone)
  • Hamilton (or Toronto)
  • Military, space station
  • Many are still in use
  • With fire beacons
  • Weather (visibility poor, rain/cloud/mist)
  • War was over
  • 1858
  • Sending signals as notes, combining messages on wire
  • Patented telephone
  • Water
  • Turn signal on & off (wink on & off)
  • Can’t travel as far, obstacles get in way
slide2
Note: students may have difficulty with

5,8,12, and 14

For more lessons, visit www.chalkbored.com