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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 oceans depths |
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Neritic zone |
The part of the ocean that extends from the low-tide line out the the edge of the continental drift |
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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 the 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 another body of water |
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Intertial zone |
the area that stretches from the highest high-tide 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 of an object |
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Aquaculture |
the farming of saltwater and freash water organisms |
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Estuary |
A coastal inlet or bay where fresh water from rivers mixes with the salty ocean water |
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Surface Zones |
extends as far as sunlight reaches below the surface; it is the only part of the open ocean that relieves enough sunlight for the growth of algae |
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Deep Ocean Zone |
Begins when sunlight no longer reaches below the water(at the end of the surface zone); it's 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 earths crust, waters, and atmosphere that supports life. |
