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15 Cards in this Set
- Front
- Back
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measurement of ocean depth and seafloor topography
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bathymetry
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side-scar sonar system
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GLORIA
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cumulative plot of area versus depth or elevation
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hypsographic curve
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uses high freq. sound waves to measure ocean depth
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PDR
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used to determine shape and position of boundaries
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seismic survey
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Abyssal plains are more extensive on the _________ floor than the _________ floor
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Atlantic, Pacific
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A sediment-laden curve that flows off the continental shelf is called
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a turbidity current
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The two relatively flat areas on the hypsographic curve represent:
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some interior continental areas/ coastal plains and abyssal plains.
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The correct order of marine provinces from the coast to the mid-ocean ridge is:
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shelf, slope, rise, abyssal plain
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Continental rises are formed by many
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deep-sea fans
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Steepest slope in the ocean
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oceanic trench
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Most gradual slope in the ocean
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abyssal plain
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Old lithosphere is destroyed with association with
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deep-sea trenches
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New lithosphere is produced with association with
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mid-ocean ridges
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Hydrothermal vents between 30 degrees C and 350 degrees C produce
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white smokers
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