Magic water barrier

Magic water barrier

Due to the temperature differences the liquids do not mix.



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Here is what you need, a glass of hot water, a glass of cold water, food dye, a plastic card , Add food dye of different colours to each glass, Cold, Hot, Stir up the water, Place the plastic card on top of a glass, Place the glass upside down on top of the other glass, Carefully remove the plastic card, Due to the temperature differences of the water the liquids do not mix., Now let's see what is going to happen when we fill both glasses with cold water., What do you think?, What causes this phenomenon?
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