• Question: Why is there always a rainbow after it rains when sunny?

    Asked by erikajas to Dean on 24 Jun 2010 in Categories: .
    • Photo: Dean Whittaker

      Dean Whittaker answered on 24 Jun 2010:

      Different colours of light travel at different speeds inside glass or water etc… This means they split up when they go through. The rain splits the colours of white(ish) light from the sun into all it’s colours.

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