Sea Floor Spreading Diagram

The mid atlantic ridge for instance separates the north american plate from the eurasian plate and the south american plate from the african plate the east pacific rise is a mid ocean ridge that runs through the eastern pacific ocean and separates the pacific plate from the north american. Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor. The rifting processes coinciding with the onset of a new spreading centre typically start with an upwelling of hot mantle rocks under continental lithosphere the heat leading to uplift and associated erosion.

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Seafloor Spreading

Seafloor spreading is the continuous process of forming new igneous rock at midocean ridges by injection of magma that forms new seafloor.

Sea floor spreading diagram. Learn vocabulary terms and more with flashcards games and other study tools. Start studying sea floor spreading 3 2. Read the definitions below then label the seafloor spreading plate divergence diagram. Magma molten rock withing the earth s mantle.

Start studying seafloor spreading. This can result in an ever widening seafloor at the. Lithosphere the crust plus the rigid upper mantle. In seafloor spreading.

The process is continuous because forces cause opposite sides of the midocean ridge to constantly move apart making new room for the process to repeat. Lower mantle semi rigid the deepest parts of the mantle just above the core. Schematic diagram showing the mechanism of seafloor spreading. Learn vocabulary terms and more with flashcards games and other study tools.

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