Mine tailings contain high concentrations of ________, which harms fish and other aquatic organisms

A) oxygen B) lignite C) nitrogen D) sulfide E) fly ash


Answer: D

Environmental & Atmospheric Sciences

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A rift valley is formed by the downward displacement of a block of the earth’s surface between tectonic faults.

a. True b. False

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a. true b. false

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A. the seaward end of a promontory B. areas within a bay C. a straight part of the shoreline D. a gently curved part of the shoreline

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