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Why does seawater taste salty?
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When rivers flow down to the sea they carry with them minute traces of soluble minerals that have been washed out of the rocks. Over thousands of millions of years, these have built up in the oceans. Sodium chloride, or common salt, is the most abundant. | | Rivers flow down hill towards the sea |
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Previous:
Back
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Book:
1001
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Section:
Earth
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Chapter:
Sea
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