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13 Cards in this Set
- Front
- Back
abyssal plain
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flat seafloor area from 4,000 m to 6,000 m formed by the deposition of sediments.
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benthos
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marine plants and animals that liveon or in the ocean floor.
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chemosynthesis
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food-making process using sulfur or nitroge compounds, rather than light energy from the Sun, that is used by bacteria living hydrothemal vents.
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continental shelf
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gradually sloping end of a continent that extends beneath the ocean.
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continental slope
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ocean basin feature that dips steeply down from from the continental shelf.
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estuary
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area where a river meets the ocean that contains a mixture of freshwater and ocean water and provides on important habitat to many marine orginism.
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mid-ocean ridge
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area where new ocean floor is formed when lava erupts through cracks in Earth's.
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nekton
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marine orginism that actifely swem in the ocean.
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photosynthesis
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food-making process using light energy from the Sun, carbon dioxade, and water.
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plankton
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marine orginism that drift in ocean currents.
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pollution
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introduction of wastes to an envirment such as sewage and chemicals that can damage orginism.
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reef
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rigid wave- resistant ocean margin habitat built by corals from skeletal materials and calcium.
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trench
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long, narrow steep sided depression in the seafloor formed when one crustal plate sinks beneath another.
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