Topography Of The Ocean Floor Definition

The ocean floor is literally the floor of the ocean.

Topography of the ocean floor definition.

The vertical exaggeration is approximately 200 times. Figure pageindex 2 the generalized topography of the pacific ocean sea floor between japan and british columbia. Examples include mountains hills valleys lakes oceans rivers cities dams and roads. The main purpose of measuring ocean surface topography is to understand.

It consists of basins of the marginal seas chains of predominantly volcanic islands in the form of arcs and narrow linear basins deep sea trenches which coincide with deep faults extending beneath the mainland. Ocean floor topography refers to the different forms in which the ocean floor bottom can exist. Whats people lookup in this blog. How does the ocean floor look like.

The ocean floor is almost entirely underlain by mafic oceanic crust mostly basalt and gabbro as described in more detail below while the continental slopes are underlain by felsic continental crust mostly granitic and. Ocean floor topography worksheet answers. Chapter 14 the ocean floor pdf free atlantic ocean floor topography lab diagram of the ocean floor seafloor topography grade 9 free printable tests and modelling the ocean floor lab. The seabed also known as the seafloor sea floor or ocean floor is the bottom of the ocean no matter how deep.

You may perceive the ocean floor to be flat and sandy like the beach but the truth is there are many different surfaces. The outer rocky layer of the earth includes about a dozen large sections called tectonic plates that are arranged like a spherical jig saw puzzle floating on top of the earth s hot flowing mantle. Explorations after 1950 revealed the true complex nature of the ocean floor. Map showing the underwater topography of the ocean floor.

Landforms landforms studied in topography can include anything that physically impacts the area. Like land terrain the ocean floor has ridges valleys plains and volcanoes. Plate tectonics and the ocean floor bathymetry the shape of the ocean floor is largely a result of a process called plate tectonics. Topography studies the elevation and location of landforms.

As scientific knowledge has advanced the capability to envisage these remote sites has increased significantly. Ocean floor map the second transitional zone was formed at the junction of continental blocks and oceanic platforms. Topography of the ocean floor from the late 19th century when the norwegian explorer fridtjof nansen first discovered an ocean in the central arctic until the middle of the 20th century it was believed that the arctic ocean was a single large basin.