Uma abordagem diferenciada dos metais pesados contextualizada em efluentes industriais voltada para o ensino médio

Abstract

Heavy metals is an issue that is being addressed in a recurrent way, in our daily lives andit is of great importance inhigh school. For the students’ understanding in relation to this concept a different approach was proposedto the contextual heavy metal themed industrial effluents,emphasizing definitions, properties, characteristics, advantages, disadvantages in everyday life and environmental implications. In this context, the work aimed to evaluate the students’ knowledge on the concept of heavy metals and its relationship with industrial effluents. Through lectures, it was noted that in addition to achieving a positive way in the acquired knowledge it also impacted the motivation of young students. Thus, this research had the objective of evaluating the students' prior knowledge of the State College school through theapplication of a questionnaire to assess the degree of learning before and after the transferred content. To evaluate the viability of this work a diagnosis study of 40 high school students was carried out, the afternoon shift, the State Lyceum school, Maracanaú, in addition to conducting a practice to demonstrate the properties of heavy metals. Based on the results, it was observed that the students were, in a way, responsive in class. Therefore, from experience gained from the work carried out within the school it was found that it is possibleto address heavy metals, in context, with industrial effluents.