• Question: How much of the world is rock?

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      • Royal Society of Chemistry: Find out more about:
      Asked by Edward Cowley to Alex, Anaïs, Peter, Shreesha on 18 Mar 2015.
      • Photo: Peter Maskell

        Peter Maskell answered on 18 Mar 2015:

        about 1/3 of the surface as the other 2/3 are water.

      • Photo: Shreesha Bhat

        Shreesha Bhat answered on 18 Mar 2015:

        aroud 30 percent is land, i am not sure if anyone knows how much of the land do the rocks cover!

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