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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 ocean depths |
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Neritic Zone |
part of the ocean that extends from low tide line out to the edge of the continental shelf |
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Open Ocean Zone |
area of the ocean beyond the edge of the continental shelf |
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Plankton |
tiny algae and animals that move throughout the oceans |
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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 any other body of water |
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Inertial Zone |
area that stretches from the highest tide line on land out to the point on the continental shelf exposed by the low 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 |
farming of salt and fresh water organisms |
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Estuary |
coastal inlet or bay where fresh water mixes with ocean water (salt water) |
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Surface Zone |
extends as far as sunlight reaches below the surface; is the only part of the open ocean that receives enough sunlight for growth of algae |
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Deep Ocean Zone |
begins when sunlight no longer reaches the water; very dark and cold |
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Surface Currents |
large stream of moving water at the surface that flows through the ocean; mainly driven by winds |
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Biosphere |
part of the Earth's crust, waters, and atmosphere that supports life |
