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15 Cards in this Set
- Front
- Back
Hydrothermal vents |
an area where ocean water sinks through cracks in the ocean floor, is heated by underlying magma, and rises again through the cracks. |
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Upwelling |
an upward flow cold water from the ocean depths. |
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Neritic Zone |
the part of the ocean that extends from the low-tide line out to 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 in 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 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 of 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 costal intel or bay where fresh water from rivers mixes with salty ocean water. |
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Surface Zone |
extends as fa as sunlight reaches below the surface; it is the 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 (at the end of the surface zone); it is dark and cold. |
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Surface Currents |
is a 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 of the earth's supports life crust, water, and atmosphere that supports life. |