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14 Cards in this Set
- Front
- Back
Hydrothermal Vents |
an areawhere ocean water sinks through cracks in the ocean floor, is heated by theunderlying magma, and rises again through the cracks. |
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Upwelling |
anupward flow of cold water from the ocean depths |
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Neritic Zone |
thepart of the ocean that extends from the low-tide line out to the edge of thecontinental shelf. |
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Open OceanZone |
the area ofthe ocean beyond the edge of the continental shelf |
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Plankton |
tiny algaeand animals that float in water and are carried by waves and currents |
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Nekton |
free-swimminganimals that can move throughout the water column |
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Benthos |
organismsthat live on the bottom of the ocean or other body of water |
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InertialZone |
thearea that stretches from the highest high-tide line on land out to the point onthe continental shelf exposed by the lowest low tide. |
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Sonar |
asystem that uses sound waves to calculate the distance to an object |
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Aquaculture |
the farmingof saltwater and freshwater organisms |
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SurfaceZone |
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. |
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Deep Ocean Zone |
beginswhen the sunlight no longer reaches the water (at the end of the surface zone);it is dark and cold. |
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SurfaceCurrents |
isa large a stream of moving water at the surface that flows through the ocean;are mainly driven by winds |
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Biosphere |
the part ofthe earth's crust, waters, and atmosphere that supports life |