naumungusa
naumungusa naumungusa
  • 29-06-2017
  • Biology
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How a light year is used to measure distances in space.

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max236524
max236524 max236524
  • 29-06-2017
by calculating how long it would take light to reach a certain place in space. if it is one light year it would take light one year to read the destination.
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