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Fox, John N. – Physics Education, 1990
Described are the apparatus and procedures needed for a demonstration of the measurement of the electrical resistance of metals as a function of temperature using a microcomputer interface. Discussed are materials, apparatus construction, and experimental results. (CW)
Descriptors: College Science, Computer Interfaces, Computer Uses in Education, Electricity

Devan, K. R. S.; Jayaratne, E. R. – Physics Education, 1990
Described are the apparatus and procedures needed for a demonstration of a determination of the polarity of charges carried by individual ground flashes of lightning. Discussed are materials, apparatus construction, and experimental results. (CW)
Descriptors: College Science, Computer Interfaces, Computer Uses in Education, Electricity

O'Sullivan, Colm T. – Physics Education, 1990
Described are the apparatus and procedures needed for this correction technique using a microcomputer interface. Discussed are materials, apparatus construction, and experimental results. (CW)
Descriptors: Calorimeters, College Science, Computer Interfaces, Computer Uses in Education