• Question: what is a light?

    Asked by vinny to Ed, Hugh, Stef on 19 Mar 2015.
    • Photo: Ed Rial

      Ed Rial answered on 19 Mar 2015:

      Hi vinny

      Light is made up of photons, and each photon is an electromagntic vibration – that is an electric wave, that generates a magnetic wave, that generates an electric wave…. and on and on and on.

      There is not an easy explanation I’m afraid 🙁 .

      Ed

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