best answer > What layer of the Earth is made up of tectonic plates 2024?- QuesHub | Better Than Quora
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  • Noah Davis——Works at the International Seabed Authority, Lives in Kingston, Jamaica.

    Also, ocean crust is made of denser minerals than continental crust. The tectonic plates are made up of Earth's crust and the upper part of the mantle layer underneath. Together the crust and upper mantle are called the lithosphere and they extend about 80 km deep.read more >>
    +119962023-04-26 21:01:33

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