Detailed Sea Floor Spreading Diagram

Model of sea floor spreading labeling sea floor spreading diagram quizlet seafloor spreading and plate tectonics model of sea floor spreading. The process of sea floor spreading. 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.

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Super detailed interactive 3 d seafloor map.

Detailed sea floor spreading diagram.

Students work as individuals. Whats people lookup in this blog. The concept of sea floor spreading. The youngest regions are coloured red whereas the oldest regions are coloured blue.

The concept of seafloor spreading was put forward by h harry hess an american geologist. Start studying sea floor spreading 3 2. Learn vocabulary terms and more with flashcards games and other study tools. This diagram provides evidence of seafloor spreading by showing the ages of ocean floor in the atlantic and eastern pacific oceans.

The mid ocean ridge is the region where new oceanic crust is created. The red colors are the youngest parts of the seafloor where fresh new crust is formed as lava seeps up from the deep interior of the earth at spreading ridges as new crust forms at these spreading ridges older crust colored green in the diagram moves away from. Students will make a paper model illustrating the concept of sea floor spreading and the development of symmetrical magnetic stripes on either side of a mid ocean spreading center. Researchers have built a detailed map of the ocean floor s topography by using satellites to spot subtle watery lumps on the ocean s surface.

The team also reports the exact location of a now extinct seafloor spreading ridge a zone where two tectonic plates began pulling apart 180 million years ago to form the deep basin that became. Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor. A model of sea floor spreading teacher s guide ellen p. Further he claimed that continents would be pushed aside by the same forces that cause the ocean to grow.

The oceanic crust is composed of rocks that move away from the ridge as new crust is being formed. The formation of the new crust is due to the rising of the molten material magma from the mantle by convection current. How to treat carpet burn on baby. Over time new.

Labeled diagram of seafloor spreading. He suggested that new sea floor forms at the oceanic ridges and spread outwards from the line of origin. Seafloor spreading in three ocean basins patterns of seafloor spreading in the pacific left arctic centre and atlantic right oceans showing the relative age of oceanic crust.