Top View Of The Ocean Floor Surrounding A Mid Ocean Ridge
Once you have labeled each map correctly you should be able to answer the series of questions that follow the exercise.
Top view of the ocean floor surrounding a mid ocean ridge. Seafloor spreading was proposed by an american geophysicist harry h. The mid ocean ridge is the most extensive chain of mountains on earth stretching nearly 65 000 kilometers 40 390 miles and with more than 90 percent of the mountain range lying in the deep ocean. The nearly continuous global mid ocean ridge system snakes across the earth s surface like the seams on a baseball. Refer to the figure to answer the questions that follow.
The map view depicts the visible appearance of the oceanic crust. The figure below includes two images of the ocean floor. It occupies the central part of the basin between a series of flat abyssal plains that continue to the margins of the continental coasts the mid atlantic ridge is in effect an immensely long mountain chain extending for about 10 000 miles 16 000 km in a curving path from the arctic ocean to near the. A mid ocean ridge mor is a seafloor mountain system formed by plate tectonics it typically has a depth of 2 600 meters 8 500 ft and rises about two kilometers above the deepest portion of an ocean basin this feature is where seafloor spreading takes place along a divergent plate boundary the rate of seafloor spreading determines the morphology of the crest of the mid ocean ridge and its.
Mid atlantic ridge submarine ridge lying along the north south axis of the atlantic ocean. Rising up from the abyssal plain you would encounter the mid ocean ridge an underwater mountain range over 40 000 miles long rising to an average depth of 8 000 feet. Tracing their way around the global ocean this system of underwater volcanoes forms the longest mountain range on earth. By the use of the sonar hess was able to map the ocean floor and discovered the mid atlantic ridge mid ocean ridge.