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Goth, George W. – Physics Teacher, 1995
Describes an exercise that allows the measurement of the sizes of biological samples by means of the diffraction of light. (JRH)
Descriptors: Biochemistry, Biology, Light, Measurement
Peer reviewed Peer reviewed
Poncini, Laurence; And Others – Australian Science Teachers Journal, 1995
Describes the construction and operation of an apparatus used to study the optical properties of solids using reflection. (JRH)
Descriptors: Foreign Countries, Light, Optics, Science Activities
Peer reviewed Peer reviewed
Jordan, Thomas M. – Science Teacher, 1989
Explained is a representation of the three categories of spectra. Discusses what a lesson on spectra should include, background information, and equipment needed. Provided is a diagram of an absorption box. (RT)
Descriptors: Astronomy, Chemistry, Laboratory Equipment, Light