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Hydrosphere/Biosphere 1 Vocabulary

Hydro/Biosphere Vocabulary Review

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