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Hydrosphere/Biosphere 1 Vocabulary

Hydro/Biosphere Vocabulary Review

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Across
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Proportion of dissolved salts to pure water, usually expresses as parts per thousand (ppt)
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Level area of the deep ocean floor; lying at the foot of the continental rise
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Steep gradient that leads to the deep-ocean floor and marks the seaward edge of the continental shelf
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Layer of water in which there is a rapid change in density with depth
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Production of organic matter from inorganic substances through photosynthesis or chemosynthsis
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A system that classifies climates based on mean monthly and annual values of temperature and precipitation
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May include the continental shelf, slope, and rise, usually adjacent to continents
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Nourishment level in a food chain
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Group of interrelated food chains, which show transfer of food energy from one organism to another
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Lay of water with a rapid temperature change
Down
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An isolated volcanic peak that rises at least 1000 meters above the deep ocean floor
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Process by which plate tectonics produces new oceanic lithosphere at ocean ridges
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Mass per unit volume of a substance, usually expresses as grams per cubic centimer (g/cm3)
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Gently sloping submerged portion of the continental margin, extending from the shoreline to the continental slope
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Dense, sediment-laden water created when sand and mud on the continental shelf and slope are dislodged and thrown into suspension