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8 Cards in this Set
- Front
- Back
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Abyssal plain
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a large, flat, almost level area of the deep-ocean basin
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Continental rise
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the gantiy sloping section of the continental margin located between the continental slope and the abyssal plain
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continental shelf
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the gently sloping section of the continental margin located between the shoreline and the continental slope
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Continental slope
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the steeply inclined section of the continental margin located between the continental rise and the continental shelf
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Mid ocean-ridge
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a long, undersea mountain chain that forms along the floor of the major oceans
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ocean trench
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a long, narrow, and steep depression in the ocean foor that forms when one tectonic plate subducts beneth another plate;trenches run parallel to volcanic island chains or to the coastlinas of the continents;also called a trench or a deep-ocean trench
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Rift valley
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a long, narrow valey that forms as tectonic plates separate
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Seamount
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a submerged mountains on the ocean floor that is at least 1,000 meters high and that has volcanic origin
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