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    science
    Grade-4-
    Easy

    Question

    Mantle expands up to a depth of _________below the crust.

    1. 5000 km
    2. 2900 km
    3. 1000 km
    4. 7000 km

    Hint:

    2900km

    The correct answer is: 2900 km

      • Mantle expands up to a depth of 2900 km below the crust.

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