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16 Cards in this Set
- Front
- Back
RYAN |
ALLEY |
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Hydro-thermal vents |
an area where the ocean water sinks through cracks on 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 shaft |
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open ocean zone |
the area of the ocean beyond the edge of the continental shaft |
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plankton |
tiny algae and animals that float in water and carried by waves and currents |
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nekton |
free swimming animals that can move through out the water collumn |
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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 stretches from the highest high tide line on land out to the point on the continental shaft 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 coastal inlet or bay where freshwater from rivers mixes with salt water from the ocean |
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surface zone |
extends as far as sunlight reaches below the surface it is the only part of the open ocean where algae may grow |
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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 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 earths crust, waters, and atmosphere that supports life
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