• Question: How is light able to travel through space despite there being no mass or particles?

    Asked by Maddie to Andrea, Charlie 🚀, Col Op, Kirsty, Vinita on 16 Jun 2016.
    • Photo: Kirsty Lindsay

      Kirsty Lindsay answered on 16 Jun 2016:

      That is a great question!

      Light is rather special because it can travel as a wave or a particle- at the same time! This means that it can travel through a vacuum as a partical no problem!
      Sound can only travel as a wave, so it can’t travel through a vacuum.

    • Photo: Andrea Boyd

      Andrea Boyd answered on 20 Jun 2016:

      What Kirsty said 🙂

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