Sea Floor Spreading Blank Diagram

The oldest sections should be the sections on both sides furthest from the middle 4.

Sea floor spreading blank diagram.

Magma molten rock withing the earth s mantle. How did drilling samples show that sea floor spreading really has taken place. Spreading rates determine if the ridge is fast intermediate or slow. Seafloor spreading model of sea floor spreading sea floor spreading worksheet sea floor spreading homework whats people lookup in this blog.

Read the definitions below then label the seafloor spreading plate divergence diagram. Lithosphere the crust plus the rigid upper mantle. The earth does not get bigger. Subduction and sea floor spreading are processes that could alter the size and form of the ocean.

A long narrow and very deep canyon where the ocean floor bends down toward the mantle is called a. A model of seafloor spreading key 1. 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. Ocean floor topography worksheet answers.

Seafloor spreading blank diagram. The strips of paper represent oceanic crust or seafloor. Fill in the blank. The rate at which new oceanic lithosphere is added to each tectonic plate on either side of a mid ocean ridge is the spreading half rate and is equal to half of the spreading rate.

Ocean floor diagram worksheet answers. For instance the atlantic ocean is believed to be expanding because of its few trenches. Whats people lookup in this blog. Seafloor spreading is the creation of new seafloor or new oceanic crust 5.

Seafloor spreading occurs along mid ocean ridges large mountain ranges rising from the ocean floor. Due to this continuous seafloor spreading occurs and makes atlantic ocean floor to be connected to other continental crust making the ocean gets wider over the time. Sea floor spreading worksheet key ocean floor diagram quizlet diagram of the ocean floor model of sea floor spreading sea floor spreading worksheet. Fill in the blank.

Seafloor spreading theory that oceanic crust forms along submarine mountain zones and spreads out laterally away from them. In seafloor spreading. The process by which the ocean sinks beneath a deep ocean trench and back into the mantle is. The center slit represents a mid ocean ridge 2.

Atlantic ocean floor topography lab diagram of the ocean floor seafloor topography grade 9 free printable tests and modelling the ocean floor lab. Whats people lookup in this blog.