Define Ocean Basin Floor

Thus some smaller seas that are underlain by ocean crust and are isolated from the world ocean as separate basins such as the mediterranean tasman coral caribbean and the red seas may be considered oceanic.

Define ocean basin floor. Start your free trial today and get unlimited access to america s largest dictionary with. Ocean basin any of several vast submarine regions that collectively cover nearly three quarters of earth s surface. Ocean basin definition is basin.

You must there are over 200 000 words in our free online dictionary but you are looking for one that s only in the merriam webster unabridged dictionary. More than 250 000 words that aren t in our free dictionary. The basins occupy the largest part of the ocean floor and have average depths of about 5 000 m.

These areas hold the majority of the planet s water. It occupies approximately one third of the atlantic and indian ocean floors and three quarters of the pacific ocean floor. In fact it will help.

Abyssal type rolling relief occupies up to 80 percent of the bottom of the basins relative variations in depth of the order of 500 1 000 m. Ocean basins are formed geologically of oceanic basalt crust in contrast to continental granite crust that forms the earth s major land masses. The remainder is flat and sloping abyssal plains.

In hydrology an oceanic basin may be anywhere on earth that is covered by seawater but geologically ocean basins are large geologic basins that are below sea level. Ocean basins about 70 of the planet s surface is made up of ocean basins which are the regions that are below sea level. 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.