TIL the vast majority of the Earth's mantle is not magma but rather solid rock because of the extreme pressures. The viscosity of this rock is comparable to that of normal glass at room temperature, hence why plate tectonics only moves at speeds measured in centimeters per year.

maio 31, 2023

TIL the vast majority of the Earth's mantle is not magma but rather solid rock because of the extreme pressures. The viscosity of this rock is comparable to that of normal glass at room temperature, hence why plate tectonics only moves at speeds measured in centimeters per year.

TIL the vast majority of the Earth's mantle is not magma but rather solid rock because of the extreme pressures. The viscosity of this rock is comparable to that of normal glass at room temperature, hence why plate tectonics only moves at speeds measured in centimeters per year. https://news.cnrs.fr/articles/what-makes-the-earths-mantle-flow QuasarMaster May 31, 2023 at 07:33PM

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TIL the vast majority of the Earth's mantle is not magma but rather solid rock because of the extreme pressures. The viscosity of this rock is comparable to that of normal glass at room temperature, hence why plate tectonics only moves at speeds measured in centimeters per year.

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