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Uma abordagem experimental das propriedades dos corpos deformáveis no ensino de física geral para os cursos de engenharia

DOI: 10.1590/S1806-11172011000100016

Keywords: teaching of physics, trial, scientific concept formation, young's module, poisson's coefficient.

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Abstract:

it was presented an array of trial activities guided to the teaching of general physics in the second period of the engineering courses organized in the form of a sequence in which the students explore, test and discuss the behavior of a tracted rubber. it was expanded the expression to the elastic force, adding to hooke's law a quadratic term which allows having a didactic discussion of the parameters "young's module" and "poissson's coefficient". the theoretical underlying adopted in the development of this proposal relies on vigotski's social-historical theory. in the course of the activities, it was searched to form new concepts from the moment in which the students were aware of their needs.

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