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Peer reviewedJefimenko, Oleg D.; Walker, David – Physics Teacher, 1980
Provides a brief history of electrets and describes how they can be made in a small laboratory. Also summarizes the uses of electrets and suggests projects and experiments with them. (CS)
Descriptors: College Science, Higher Education, Magnets, Physics
Download full textAlberta Dept. of Education, Edmonton. – 1987
This booklet was designed as a reference for teachers and students of physics on various types of data. Included are: (1) formulas for various constants involved in the study of gravity, electricity, magnetism, atomic physics, particles, and trigonometry; (2) a chart containing values of trigometric functions; (3) equations used in the study of…
Descriptors: Atomic Structure, Atomic Theory, College Science, Electricity
