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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 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 floor 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 tide line |
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Sonar |
A system that uses sound waves to calculate the distance to an object |
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Aquaculture |
he farming of saltwater and freshwater organims |
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Estuary |
a coastal inlet 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 ocean that receives enough sunlight for the growth of algae |
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Depp ocan zone |
begins when sunlight no longer reaches the water9 at the end of the surface zone0; 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. |
