La reacción química: descripciones e interpretaciones de los alumnos de liceo


  • M. Chastrette
  • M. Franco


We have carried out a piece of research about the ass:.milation of the chemical reaction by secondary students, based on the study of their spontaneous descriptions of the process, their ability to explain it in corpuscular terms and of correctly applying the law of matter preservation The experimental sample were 19 students between 13 and 14 years of age who had been introduced to the subject the previous year. We have introduced a variant in the technique of interviews.




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