jonestheprob6904 jonestheprob6904
  • 14-07-2017
  • Physics
contestada

You are standing 10 meters from a light source. then, you back away from the light source until you are 20 meters away from it. from your perspective, what has happened to the intensity of the wave?

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rayjohn41581 rayjohn41581
  • 06-12-2018

It has decreased by a factor of four


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