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Silver, Jerry; Johnson, Kurt – Today's Education, 1977
A high school class, housed in a temporary prefabricated structure, designed and built a solar energy element to heat the building. (JD)
Descriptors: Climate Control, Educational Innovation, School Buildings, Science Experiments
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Powers, Michael H.; Hull, Stacey E. – Journal of Computers in Mathematics and Science Teaching, 1988
Explains the operation of five relative humidity sensors: psychrometer, hair hygrometer, resistance hygrometer, capacitance hygrometer, and resistance-capacitance hygrometer. Outlines the theory behind the electronic sensors and gives computer interfacing information. Lists sensor responses for calibration. (MVL)
Descriptors: Climate, Climate Control, Computer Uses in Education, Humidity