• Question: WHY DO WE SEE RAINBOW COLOURS ON A C.D?

    Asked by susejdog to Damien, Rachael, Simon, Suzi, Tim on 20 Jun 2011.
    • Photo: Suzi Gage

      Suzi Gage answered on 20 Jun 2011:

      Hi @susejdog
      We see rainbow colours on a CD because the surface of the CD reflects light in the same way a prism does, it breaks up the white light in to all the colours that make up the light – all the colours of the rainbow.

      I hope this answers your question 🙂

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