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8 Cards in this Set
- Front
- Back
abyssal plain
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a large, flat almost level area of the deep-ocean
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continental rise
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the gently 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-open-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 floor that forms when one tectonic plate subducts beneath another plate; trenches run parallel to volcanic island chains or to the coastline of continental; also called a trench or a deep-ocean trench
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rift valley
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a long, narrow valley that forms as tectonic plates separate
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seamount
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a sebmerged mountain on the ocean floor that is at least 1,000 meters high and that has a volcanic orgin
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