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Circuits, Switches and everyday Communications
before we talk about circuits…
or switches
we communicate Bakugan Brawl!
Put them together What are some of the ways we communicate?
Making paper. What are they doing in this picture? Paper was invented in 105 AD.
Making paper 101
Moveable type, Printing Press, 1450 Moveable type
Other uses…    /   Take that!!!
Communicate over long distances
How many pieces were sent during 2008? <ul><li>1 Go-Zillion </li></ul>B.  254 million <ul><li>201 Billion </li></ul>D.  5
Circuits & Switches Electricity too….
William Gilbert <ul><li>1600 AD - first person to  </li></ul><ul><li>apply the term, “ electric ”. </li></ul>
Otto Von Guericke Invented the “elektrisiermaschine” or the first power generator
Benjamin Franklin <ul><li>Famous for _______________? </li></ul>flying a kite on a stormy day What he learned from the exp...
wow… wow… wow…
Journaling Experiments Experimentation or Tinkering
Journal your results
Samuel Morse Telegraph
Morse Code
Telegraph Operator That will be a $1.09 please
http://www.youtube.com/watch?v=l882xbFywho
Alexander Graham Bell
 
sound waves A B over a wire
In what year was the first telephone call ever made? <ul><li>1 </li></ul>B.  2009 <ul><li>1872 </li></ul>D.  1701 Large pe...
 
 
Too many lines
Switch operators
 
the old solution
You probably drive by them everyday
Public Switched Telephone Network (PSTN) Tandem Switch Leominster Westford KEY Signaling Voice Path Tandem Switch yada, ya...
Communications built on fundamentals
A Circuit Network Signaling System 7 (SS7) Central Office Switch Central Office Switch Public Switched Telephone Network (...
All of what we’ve spoken about also allows you to access the World Wide Web… … but that’s for another time.
Thank You
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Circuits, Switches & everyday Communications

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This is a presentation I pulled together and presented to a class of 4th graders.

The purpose was to give them greater insight into how what they were learning (electrical circuits & switches) had everyday importance for communicating.

Published in: Education
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Circuits, Switches & everyday Communications

  1. 1. Circuits, Switches and everyday Communications
  2. 2. before we talk about circuits…
  3. 3. or switches
  4. 4. we communicate Bakugan Brawl!
  5. 5. Put them together What are some of the ways we communicate?
  6. 6. Making paper. What are they doing in this picture? Paper was invented in 105 AD.
  7. 7. Making paper 101
  8. 8. Moveable type, Printing Press, 1450 Moveable type
  9. 9. Other uses…  /  Take that!!!
  10. 10. Communicate over long distances
  11. 11. How many pieces were sent during 2008? <ul><li>1 Go-Zillion </li></ul>B. 254 million <ul><li>201 Billion </li></ul>D. 5
  12. 12. Circuits & Switches Electricity too….
  13. 13. William Gilbert <ul><li>1600 AD - first person to </li></ul><ul><li>apply the term, “ electric ”. </li></ul>
  14. 14. Otto Von Guericke Invented the “elektrisiermaschine” or the first power generator
  15. 15. Benjamin Franklin <ul><li>Famous for _______________? </li></ul>flying a kite on a stormy day What he learned from the experiment was that “electricity” can be fluid or “flow” from one point to another. A B electricity
  16. 16. wow… wow… wow…
  17. 17. Journaling Experiments Experimentation or Tinkering
  18. 18. Journal your results
  19. 19. Samuel Morse Telegraph
  20. 20. Morse Code
  21. 21. Telegraph Operator That will be a $1.09 please
  22. 22. http://www.youtube.com/watch?v=l882xbFywho
  23. 23. Alexander Graham Bell
  24. 25. sound waves A B over a wire
  25. 26. In what year was the first telephone call ever made? <ul><li>1 </li></ul>B. 2009 <ul><li>1872 </li></ul>D. 1701 Large pepperoni pizza, hold the anchovies please.
  26. 29. Too many lines
  27. 30. Switch operators
  28. 32. the old solution
  29. 33. You probably drive by them everyday
  30. 34. Public Switched Telephone Network (PSTN) Tandem Switch Leominster Westford KEY Signaling Voice Path Tandem Switch yada, yada, yada Central Office Switch Central Office Switch Signaling Switch
  31. 35. Communications built on fundamentals
  32. 36. A Circuit Network Signaling System 7 (SS7) Central Office Switch Central Office Switch Public Switched Telephone Network (PSTN) A B sound over electricity
  33. 37. All of what we’ve spoken about also allows you to access the World Wide Web… … but that’s for another time.
  34. 38. Thank You

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