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15 Cards in this Set
- Front
- Back
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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. |
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Upwelling |
an upward flow of cold water from the ocean depths |
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Neritic Zone |
the part of the ocean that extendes from the low-tide line out of the edge of the continental shelf |
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Open Ocean Zone |
the area of the ocean beyond the edge of the continental shelf |
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Plankton |
tiny algae and animals that float on water and are carried by waves and currents |
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Nekton |
free-swimming animals that can move throughout the water column |
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Benthos |
organisms that live on the bottom of the ocean or other body of water |
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Inertial Zone |
The area that stretches from the highest high-tide line on land out to the point on the continental shelf exposed by the lowest low tide. |
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sonar |
a system that uses sound waves to calculate the distance to an object |
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Aquaculture |
the farming of saltwater and freshwater organisms |
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Estuary |
a coastal intet or bay where fresh water from rivers mixes with salty ocean water |
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Surface Zone |
extends as far as sunlight reaches below the surface; it is only part of the open ocean that receives enough sunlight for the growth of algae |
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Deep Ocean Zone |
begins when the sunlight no longer reaches the water; it is dark and cold |
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Surface Currents |
is a large stream of moving water at the surface that flows through the ocean; are mainly driven by winds |
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Biosphere |
the part of the earth's crust, waters, and atmosphere that supports life. |
