Sea Floor Sketch

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Sea floor sketch.

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 theory that oceanic crust forms along submarine mountain zones and spreads out laterally away from them. Underwater background and sea animals. All sea floor drawings ship within 48 hours and include a 30 day money back guarantee.

When the concept of seafloor spreading came along scientists recognized that it was the mechanism to explain how continents could move around earth s surface. The oceanic crust is composed of rocks that move away from the ridge as new crust is being formed. Continental shelf 300 feet continental slope 300 10 000 feet abyssal plain 10 000 feet abyssal hill 3 000 feet up from the abyssal plain seamount 6 000 feet. The formation of the new crust is due to the rising of the molten material magma from the mantle by convection current.

Topographic maps of the sea floor produced at a 1 100 000 scale that contain loran c rates bottom sediment types and known bottom obstructions. Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor. Vector illustration stock illustrations by stockakia 7 258 underwater borders stock illustrations by lenm 7 557 funny frame with underwater sea lif clipart by verzh 4 306 sea floor card drawing by artanika 2 78 children s illustration with lighthouse and sailboat. Like the scientists before us we will now merge the ideas of continental drift and seafloor spreading into the theory of plate tectonics.

Each consist of three sheets a base bathymetric map a magnetic map and. 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. This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level. The following features are shown at example depths to scale though each feature has a considerable range at which it may occur.

Data collected from the sea floor can establish motion of. 2 5 sketch and describe the movement along a divergent plate boundary that results in the formation of new oceanic lithosphere. This product is intended to aid fishermen and those needing seafloor features and potential fishing grounds. Two plates move away from each other then hot rock from mantle below migrates up and fills void the hot rock cools and makes a new oceanic lithosphere.

The process of sea floor spreading.