• Question: What is the speed of light?

    Asked by James to Joe, Jos, Kate, Lisa, Pierre on 12 Nov 2014.
    • Photo: Kate Dobson

      Kate Dobson answered on 12 Nov 2014:

      299 792 458 m/s
      or
      7.5 times round the earth a second
      or
      9,580,000 times over the motorway speed limit

    • Photo: Lisa Simmons

      Lisa Simmons answered on 12 Nov 2014:

      Kate has beat me to it. Can’t do better than that

Comments