How #long is a #billionth of a #second aka #nanosecond 11.8
  inches long. A #microsecond 984 feet long. #Light #speed
  #distance #woah
  [vine id = "MEaxah9BIg3"]
  How #long is a #billionth of a #second aka #nanosecond 11.8
  inches long. A #microsecond 984 feet long. #Light #speed
  #distance #woah

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