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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 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 of the ocean beyond the edge of the continental shelf. |
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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 stretchs from the highest high-tide line on land out to the point of the Continental shelf exposed by the lowest 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 fresh water organisms |
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estuary |
a coital 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 the only part of the open ocean the receives enough sunlight for the growth of algae |
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deep ocean zone |
begins when the sunlight no longer reacges the water (at the end of the surface zone); it is dark and cold |
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surface currents |
large stream of moving water at the surface that flows though the ocean: are mainly driven by winds |
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biosphere |
the part of the earths crust, waters, and atmosphere that supports life |
