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Kraftmakher, Yaakov – Physics Teacher, 2009
Two useful observations are possible when thoroughly looking at the cathode-ray display of a computer. First, the structure of a color image is seen with a moderate magnification. Second, the decay of different phosphors corresponding to the red, green, and blue primary colors is observable with a photodiode and oscilloscope.
Descriptors: Computers, Color, Physics, Science Instruction
Sigurdsson, Sigurdur O.; Austin, John – Journal of Applied Behavior Analysis, 2008
The purpose of the current study was to examine the effects of a multicomponent intervention that included discrimination training, real-time visual feedback, and self-monitoring on postural behavior at a computer workstation in a simulated office environment. Using a nonconcurrent multiple baseline design across 8 participants, the study assessed…
Descriptors: Feedback (Response), Intervention, Self Management, Safety
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Hewitt, Jim; Brett, Clare; Peters, Vanessa – American Journal of Distance Education, 2007
This article introduces a new computer conferencing metric called Scan Rate, which is a measure of students' and instructors' online reading speed. The term "scan" refers to the practice of either skimming through a message at an unusually rapid pace or reading a message partially and then stopping before the end is reached. It is…
Descriptors: Class Size, Teleconferencing, Reading Rate, Speed Reading
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Spennemann, Dirk H. R.; Atkinson, John; Cornforth, David – Behaviour & Information Technology, 2007
Student computer laboratories are provided by most teaching institutions around the world; however, what is the most effective layout for such facilities? The log-in data files from computer laboratories at a regional university in Australia were analysed to determine whether there was a pattern in student seating. In particular, it was…
Descriptors: Foreign Countries, Computer Assisted Instruction, Computer Centers, Educational Facilities Design