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Jouer Carte Interactive
    • 1.

    Energy Source for Convection Currents

    2.

    Least dense plastic rock rises

    3.

    Rising and cooling plastic rock

    4.

    Cooling plastic rock becomes more dense

    5.

    Cooler,more dense plastic rock falls

    6.

    Convection current

    7.

    Lithosphere

    8.

    Asthenosphere - where top of convection current occur

    9.

    Lower Mantle

    10.

    Plastic rock heats up and becomes less dense