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Gravity plays a crucial role in the movement of tectonic plates through the process known as slab pull and ridge push. Slab pull occurs when a denser oceanic plate subducts beneath a lighter continental plate, pulling the rest of the plate along with it due to gravitational forces. Ridge push happens at mid-ocean ridges, where newly formed magma cools and creates an elevated landform; gravity causes the elevated lithosphere to slide away from the ridge. Together, these mechanisms help drive the continuous movement of tectonic plates across the Earth's surface.

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2d ago

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