The formation of new seafloor by magma at a mid-ocean ridge. Seafloor spreading. It is a process where new oceanic crust forms as magma rises and solidifies at mid-ocean ridges, gradually pushing older crust apart.
Seafloor Spreading: The formation of new seafloor by magma at a mid-ocean ridge. Seafloor spreading. It is a process where new oceanic crust forms as magma rises and solidifies at mid-ocean ridges, gradually pushing older crust apart.
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