Mixtures 9: Mixtures in Nature and Unimixing with Salt

Rivers can be a great example of mixtures, when the water carries rocks, sand and clay and deposits them in different places. Join geologist (and EverDay Science Producer!) Herb Saperston as he explores mixtures along the Podure River.

Also, we look one last time at mixing and unmixing. This time the secret ingredient is salt!

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