p37 - The CELL The T h e c e lls to re s chemical energya...

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The CELL The CELL The  c e ll s to re s   chemical energy  a nd tra ns fe rs  it to   e le c tric a l e ne rg y  whe n a  c irc uit is  c o nne c te d. Whe n two  o r m o re  c e lls  a re   c o nne c te d to g e the r we  c a ll this  a   Battery . The  c e lls  c he m ic a l e ne rg y is  us e d  up pus hing  a  c urre nt ro und a   c irc uit.
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What is an electric current? An e le c tric  c urre nt is  a  flo w o f m ic ro s c o pic  pa rtic le s   c a lle d  electrons  flo wing  thro ug h wire s  a nd  c o m po ne nts .  + - In whic h dire c tio n do e s  the  c urre nt flo w?     fro m  the   Negative  te rm ina l  to  the   Positive  te rm ina l o f a  c e ll.
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simple circuits simple circuits He re  is  a  s im ple  e le c tric  c irc uit. It ha s  a  c e ll, a  la m p  a nd a  s witc h.  To  m a ke  the  c irc uit, the s e  c o m po ne nts  a re  c o nne c te d  to g e the r with m e ta l c o nne c ting  wire s .
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This note was uploaded on 02/12/2011 for the course PHY 2004 taught by Professor Staff during the Spring '08 term at University of Florida.

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p37 - The CELL The T h e c e lls to re s chemical energya...

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