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Rivers from land, add minerals to sea wa...

Rivers from land, add minerals to sea water. Discuss how ?

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Rain water passes over/through crevices of rocks and the minerals get dissolved in water. The revires take these minerals to seas.
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Knowledge Check

  • The metal that is extracted from sea water is

    A
    `Mg`
    B
    `Ca`
    C
    `Be`
    D
    `Ba`

  • Pure water can be obtained from sea water by

    A
    centrifugation
    B
    plasmolysis
    C
    reverse osmosis
    D
    sedimentation

  • Pure water can be obtained from sea water by

    A
    Centrifugation
    B
    Plasmolysis
    C
    Reverse osmosis
    D
    Sedimentation

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