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Dawson, Paul Dow – Science Activities, 1974
Describes the laboratory procedures for the measurement of thermal expansion and viscosity of liquids. These experiments require inexpensive equipment and are suitable for secondary school physical science classes. (JR)
Descriptors: Grade 8, Grade 9, Laboratory Experiments, Laboratory Procedures
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Berr, Stephen – Science Activities, 1991
Presents a sequence of activities designed to allow eighth grade students to deal with one of the fundamental relationships that govern energy distribution. Activities guide students to measure light bulb brightness, discover the inverse square law, compare light bulb light to candle light, and measure sun brightness. (two references) (MCO)
Descriptors: Astronomy, Energy, Fundamental Concepts, Grade 8