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Estok, George K. – Sch Sci Math, 1969
Descriptors: Chemistry, College Science, Electric Circuits, Laboratory Equipment
Gottlieb, Herbert H. – Phys Teacher, 1969
Describes the use of laboratory equipment to demonstrate (1) the interference of light coming from an air wedge, (2) the generation of gas-filled soap bubbles, and (3) the generation of beats with a ripple tank. (LC)
Descriptors: Laboratory Equipment, Laboratory Experiments, Light, Physics
Jirgal, G. H.; and others – Amer J Phys, 1969
Describes the construction and use of an inexpensive, vacuum furnace designed to produce F-centers in alkali halide crystals by additive coloration. The method described avoids corrosion or contamination during the coloration process. Examination of the resultant crystals is discussed and several experiments using additively colored crystals are…
Descriptors: Chemical Bonding, College Science, Equipment Utilization, Laboratory Equipment
Berg, T. G. Owe; Gaulkler, T. A. – Amer J Phys, 1969
Describes the construction and use of an apparatus for the free suspension of charged particles and droplets in the range 5-200u and for their study with respect to charge and mass and their variations with time in various gaseous environments. High-speed photography is used to determine the motion of particles. (LC)
Descriptors: Atomic Theory, College Science, Laboratory Equipment, Laboratory Techniques
Hoots, Kenneth C.; Packer, Lester – Amer Biol Teacher, 1969
Descriptors: Biology, College Science, Construction (Process), Field Studies
Ewing, Galen W. – J Chem Educ, 1969
Comparisons between three amplification systems of signals from photoelectric detectors are made. (RR)
Descriptors: Chemistry, College Science, Equipment Evaluation, Instrumentation
Davenport, D. A. – J Chem Educ, 1969
Descriptors: Chemistry, College Science, Laboratory Equipment, Laboratory Experiments
Jensen, H. G. – Amer J Phys, 1970
Describes student experiment in measuring heat conductivity according to Kohlrausch's method. Theory, apparatus design, and experimental procedure is outlined. Results for copper are consistent to within 2 percent. (LC)
Descriptors: College Science, Heat, Instruction, Laboratory Equipment
Peer reviewed Peer reviewed
Gottlieb, Herbert H. – Physics Teacher, 1972
Descriptors: College Science, Laboratory Equipment, Laboratory Techniques, Luminescence
Peer reviewed Peer reviewed
Ewing, Galen W. – Journal of Chemical Education, 1972
Descriptors: Chemistry, College Science, Electric Circuits, Electronic Equipment
Peer reviewed Peer reviewed
Tobey, Stephen W. – Journal of Chemical Education, 1972
Descriptors: Chemical Analysis, Chemistry, College Science, Laboratory Equipment
Peer reviewed Peer reviewed
Ewing, Galen W. – Journal of Chemical Education, 1971
Descriptors: Chemical Equilibrium, Chemical Reactions, Chemistry, College Science
Peer reviewed Peer reviewed
Alfke, Dorothy E. – Science and Children, 1971
Provides instructions for building and using a model to demonstrate the function of household fuses in electrical circuits. (CP)
Descriptors: Electricity, Elementary School Science, Instructional Materials, Laboratory Equipment
Peer reviewed Peer reviewed
Faiella, Peter P. – Science and Children, 1971
Descriptors: Biology, Ecology, Elementary School Science, Field Studies
Peer reviewed Peer reviewed
Melton, R. F. – Physics Teacher, 1971
Descriptors: Costs, Developing Nations, Equipment, Laboratory Equipment
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