Sea Floor Spreading Labeled Diagram

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Sea floor spreading labeled diagram. Sea floor spreading powerpoint 1. Learn vocabulary terms and more with flashcards games and other study tools. The strips of paper represent oceanic crust or seafloor. 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.

Lower mantle semi rigid the deepest parts of the mantle just above the core. 5 with a pair of scissors cut the vertical lines so there will be three slits on the paper all the same height and parallel to each other. The center slit represents a mid ocean ridge 2. Read the definitions below then label the seafloor spreading plate divergence diagram.

Sea floor spreading in the early 1960s. Label the mid ocean ridge and subduction zones. Seafloor spreading theory that oceanic crust forms along submarine mountain zones and spreads out laterally away from them. A model of seafloor spreading key 1.

Labeled diagram of seafloor spreading. This idea played a pivotal role in the development of the theory of plate tectonics which revolutionized geologic thought during the last quarter of the 20th century. The oceanic crust is composed of rocks that move away from the ridge as new crust is being formed. Lithosphere the crust plus the rigid upper mantle.

The process of sea floor spreading. Mapping the mid ocean ridge the east pacific rise is just one part of the mid ocean ridge the longest chain of mountains in the world. The formation of the new crust is due to the rising of the molten material magma from the mantle by convection current. The mid ocean ridge curves like the seams of a baseball along the sea floor extending into all of earth s oceans.

Most of the mountains in the mid ocean ridge lie hidden under hundreds of meters of. Start studying sea floor spreading 3 2. The oldest sections should be the sections on both sides furthest from the middle 4. Magma molten rock withing the earth s mantle.

Sea floor spreading homework ocean floor diagram earth science ocean floor spreading diagram aspects of wiring and circuits. Diagram label ocean floor full version hd quality sea floor spreading diagram ocean floor topography you ocean topography diagram list of schematic circuit. Seafloor spreading is the creation of new seafloor or new oceanic crust 5. To reinforce the slits.

The mid ocean ridge is the region where new oceanic crust is created. The earth does not get bigger. When you are finished your piece of paper should look like the diagram in figure 1.