Ch.14- The Ocean Floor- Quiz 2/2
Very level area of the deep-ocean floor, usually lying at the foot of the continental rise.
An isolated volcanic peak that rises at least 1000 meters above the deep-ocean floor.
A continuous elevated zone on the floor of all the major ocean basins and varying in width from 1000 to 4000 kilometers; The rifts and crests of ridges represent divergent plate boundaries.
The process by which plate tectonics produces new oceanic lithosphere at ocean ridges.
Seafloor sediment derived from eroded rocks on land.
Seafloor sediment of biological origin, such as shells and skeletons of marine life.
Thick, common biogenous sediment produced by dissolving calcium carbonate shells.
Seafloor sediment consisting of minerals that crystallize from seawater; An important example is manganese nodules.
A gas, such as methane, trapped in a lattice-like structure of water molecules.
Rounded lump of hydrogenous sediment scattered on the ocean floor, consisting mainly of manganese and iron and usually containing small amounts of copper, nickel, and cobalt.
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