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Direct linkMatolcsi, T.; Matolcsi, M. – European Journal of Physics, 2008
The global positioning system (GPS) provides an excellent educational example of how the theory of general relativity is put into practice and becomes part of our everyday life. This paper gives a short and instructive derivation of an important formula used in the GPS, and is aimed at graduate students and general physicists. The authors…
Descriptors: Satellites (Aerospace), Geographic Location, Time, Mathematical Formulas
Peer reviewedQuantum, 1992
Discusses three topics related to physics: (1) the center of mass of a long stick thrown horizontally; (2) how electric current flows in metals; and (3) the theory of relativity in relationship with fictionalized time machines. (MDH)
Descriptors: Electricity, Force, High Schools, Higher Education
