20 Terms
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Water
Water is a chemical compound with the chemical formula H20. A water molecule contains one hydrogen atom and two oxygen atoms. Water is a liquid at standard ambient temperature and pressure though it can be a solid (ice)in low temperatures or evaporate into water vapor a higher temperatures.
Industry: Natural environment
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Water
instream cover
Natural environment; Water
overhanging or instream structure, such as tree roots, undercut streambanks, boulders, or aquatic vegetation that offer protection for aquatic organisms.
point source
Natural environment; Water
A stationary location from which pollutants are discharged. It is a single identifiable source of pollution, such as a pipeline or a factory.
sustainable development
Natural environment; Water
Development that ensures that the use of resources and the environment today does not restrict their use by future generations.
atomic number
Natural environment; Water
A specific number that differs for each element, equal to the number of protons in the nucleus of each of its atoms.
ecotone
Natural environment; Water
A habitat created by the juxtaposition of distinctly different habitats; an edge habitat; or an ecological zone or boundary where two or more ecosystems meet.
interfacial tension
Natural environment; Water
the strength of the film separating two immiscible fluids (e.g., oil and water) measured in dynes per, or millidynes per, centimeter.
pond
Natural environment; Water
a body of water usually smaller than a lake and larger than a pool either naturally or artificially confined.