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16 Cards in this Set

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Hydrothermal Vents

An area where ocean water sinks through cracks in the ocean floor, is heated by the underlying magma, and rises again through the cracks.


An upward flow of cold water from the ocean depths

Neritic Zone

The partof the ocean that extends from the low-tide line out to the edge of thecontinental shelf

Open Ocean Zone

The area ofthe ocean beyond the edge of the continental shelf


Tiny algaeand animals that float in water and are carried by waves and currents


Free-swimminganimals that can move throughout the water column


Organismsthat live on the bottom of the ocean or other body of water

Inertial Zone

Thearea that stretches from the highest high-tide line on land out to the point onthe continental shelf exposed by the lowest low tide


A system that uses sound waves to calculate the distance to an object


The farming of saltwater and freshwater organisms


A costal inlet or bay where fresh water from rivers mixes with salty ocean water

Surface Zone

Extends asfar as sunlight reaches below the surface; it is the only part of the openocean that receives enough sunlight for the growth of algae

Deep Ocean Zone

Beginswhen the sunlight no longer reaches the water (at the end of the surface zone);it is dark and cold

Surface Currents

Is a large astream of moving water at the surface that flows through the ocean; are mainlydriven by winds


The part ofthe earth's crust, waters, and atmosphere that supports life