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Bryan, R. C. – Science Activities, 1974
Presents a series of activities which focus on the study of the physical characteristics of water, including temperatures, opacity, pH-values, oxygen concentrations, reagents, and free CO2 concentrations. Indicates that ponds can provide the students with opportunities to learn chemistry, geology, biology, botany, and the effects of weather. (CC)
Descriptors: Chemistry, College Science, Ecology, Instructional Materials