CheryleZelonis CheryleZelonis
  • 02-06-2014
  • Physics
contestada

What is a Light Year?

Respuesta :

mackiemesser
mackiemesser mackiemesser
  • 10-06-2014
It's a unit of length equal to the distance that light travels within one year through vacuum.
To be exact it's 9.4605284 × 10^15 meters
or 5.87849981 × 10^12 miles
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