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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

Showing all 9 results
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Kruglak, Haym – Physics Teacher, 1978
Reports results of a survey of student belief in astrology and changes in attitude as a result of taking a course in astronomy. (SL)
Descriptors: Astronomy, Attitudes, College Science, Educational Research
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Kruglak, Haym – Physics Teacher, 1972
Descriptors: College Science, Instruction, Instructional Materials, Laboratory Experiments
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Kruglak, Haym – Physics Teacher, 1983
Describes the construction of a small (portable), inexpensive, and easy to build Foucault pendulum. Includes photographs of the apparatus, a schematic of the electrical circuit used, and discussion of the amount of accuracy to be expected during classroom investigation. (JM)
Descriptors: College Science, Demonstrations (Educational), High Schools, Higher Education
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Kruglak, Haym; Campbell, Don – Physics Teacher, 1983
Describes an experiment enabling students to apply concept of diffraction, determine limits of their color perception, learn how to measure wavelength with a simple apparatus, observe continuous and line spectra, and associate colors with corresponding wavelengths. The homemade diffraction-grating spectrometer used is easily constructed. (JN)
Descriptors: College Science, Color, High Schools, Higher Education
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Kruglak, Haym – Physics Teacher, 1970
Descriptors: Physics, Rating Scales, Scientific Attitudes, Secondary School Science
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Kruglak, Haym – Physics Teacher, 1972
A study was conducted to assess attitudes and achievement in physics of college freshmen. Interest in college physics has dropped significantly. Other findings about Physical Science Study Committee attitudes of boys versus girls and student achievement are significant points for future consideration. (PS)
Descriptors: Curriculum, Educational Research, Instruction, Physics
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Kruglak, Haym – Physics Teacher, 1994
Recommends using probability paper, also called normal probability and arithmetic probability paper, for solving probability problems. Provides six examples. (MVL)
Descriptors: Higher Education, Mathematical Applications, Mathematics Education, Physics
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Kruglak, Haym; Johnson, Rand H. – Physics Teacher, 1995
Leeuwenhoek's demonstration proving the Earth's rotation, which leads to some significant errors in reasoning, can be reproduced from this article and used to provide an interesting discussion in undergraduate astronomy and physics courses or clubs. (LZ)
Descriptors: Astronomy, Demonstrations (Science), Earth Science, Geophysics
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Kruglak, Haym – Physics Teacher, 1992
Outlines 39 physics demonstrations that utilize simple objects such as coffee and soda cans to illustrate scientific concepts. (12 references) (MDH)
Descriptors: Demonstrations (Educational), Density (Matter), Electricity, Energy