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    • Diagram showing different layers of the Earth
    Rights: The University of Waikato Te Whare Wānanga o Waikato Published 9 April 2010 Size: 150 KB Referencing Hub media

    The Earth is made up of different layers that have different compositions. The mantle is made of molten rock heated to very high temperatures.

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      Magma on the move

      The high temperatures (900C) and extremely high pressures that occur in the mantle layer of the Earth are enough to melt rock. The high pressure changes the rock into a viscous semisolid called ...

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