CAMBIO EN LOS MODELOS CONCEPTUALES ESCOLARES SOBRE LA INTERACCIÓN MATERIA Y ENERGÍA EN UN ENTORNO CIENCIA TECNOLOGÍA SOCIEDAD Y AMBIENTE

The main goal consisted in the characterization of gradual concepts according to the categories of physical and chemical processes. The first step was to identify preceding notions about this principle of interaction in daily happenings, followed by the implementation of didactic interventions in order to appropriate the concept, and, finally, the determination of better acceptance of mental representations. This proposal has promoted the comprehension of the universe at macroscopic and microscopic levels and fosters constructive attitudes towards the study of science. This study is based on t...