• Question: Why is it that no matter what color bubble bath you use the bubbles are always white?

    Asked by drlovemuffin to Fiona, Jane, Joanna, Michelle, William on 16 Jun 2010 in Categories: .
    • Photo: Michelle Murphy

      Michelle Murphy answered on 14 Jun 2010:


      To be argumentative I don’t think bubbles are white. They are kind of translucent with little rainbows in them. The bubble bath gets diluted in the water and doesn’t really colour the bathtub of water that much so the effect is created by light hitting the bubble and is similar for all bubbles but I’m not sure I could prove all bubbles were the same colour.

    • Photo: Joanna Brooks

      Joanna Brooks answered on 14 Jun 2010:


      Because a bubble is mostly air – which is transparent. But if you look at bubbles close up you CAN see different colours around the surface – but these colours are a consequence of how light is reflected off the surface of the bubble.

    • Photo: Fiona Randall

      Fiona Randall answered on 16 Jun 2010:


      Well, I think bubbles form as soaps have a hydrophobic (hates water) and a hydrophilic end (likes water) and so the bubbles form where the hydrophobic end tries to escape from the water on the inside of the bubble. As for the colour, I assume it is because the colour of the bubble bath is diluted in the water-I mean the water doesn’t look the colour of bubble bath normally either. But I am guessing sorry!

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