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Mostrando ítems 41-50 de 94
Estudo sobre o hidróxido de potássio no processo de produção industrial de poliol poliéter
(Universidade Federal de São Carlos, 2010-11-26)
Metallic ions may interact with polyether polyols giving macromolecular complexes. From this approach, it was investigated the interaction of cationic potassium with polyether polyols by means of several techniques in order ...
Argumentação no ensino de Química: textos de divulgação científica desencadeando debates
(Universidade Federal de São Carlos, 2011-02-02)
A large body of science education literature suggests that argumentation plays a central role in science and should therefore maintain the same centrality in science education. However, opportunities for students to engage ...
Estudo do comportamento reocinético, propriedades de temperatura de transição vitrea e viscosidade de sistemas de resinas epoxi
(Universidade Federal de São Carlos, 2010-08-20)
In this work, we have developed a study of the impact of two variables (Water and Monohydroyized Epoxy Resin) to Epoxy resin raw material in the behavior of the reactivity and viscosity of a " Epoxy System (Parts A - Resin ...
O uso das tecnologias da informação e comunicação nas visitas escolares do centro de ciências de Araraquara: análise sobre a gincana tecnológica e investigativa de química
(Universidade Federal de São Carlos, 2012-11-08)
This paper discusses the use of Information and Communication Technologies (ICT) in Chemistry Technological and Investigative Gymkhana, activity of the Sciences Center of Araraquara, an UNESP science museum. The objectives ...
Alfabetização científica e protagonismo: relação entre alunos da educação de jovens e adultos e do técnico em açúcar e álcool por meio da educação não formal
(Universidade Federal de São Carlos, 2020-12-03)
From Law No. 9394 on, education started to value a more dynamic, multidisciplinary and more applicable teaching in the productive life of the students, so in what determines the Law and looking at the potential of technical ...
Mapas conceituais como estratégia de ensino para pilhas eletroquímicas: um estudo com alunos do ensino médio
(Universidade Federal de São Carlos, 2021-02-26)
The research work of this professional master is related to the following research question: “how and to what extent concept maps related to electrochemistry concepts are constructed by second-year students of the Chemistry ...
Estudo do desempenho de poliamina sobre a desestabilização de suspensões coloidais ricas em ferro e sílica
(Universidade Federal de São Carlos, 2021-02-24)
The purpose of this Professional Master's project was to study the performance of polyamine on the destabilization of iron ore tailings suspensions, which are considered colloidal suspensions rich in iron and silica to ...
Remoção de fósforo em efluente por meio de adsorção em bentonita modificada, TechPhos®
(Universidade Federal de São Carlos, 2020-05-28)
Most of the human activities that use water produce effluents which can contain large amounts of contaminants, such as organic matter, nitrogen compounds, phosphates and metals. In developing countries, the vast majority ...
Uso de blogs na promoção da argumentação no ensino médio de Química
(Universidade Federal de São Carlos, 2020-08-07)
In chemistry education, blogs have been used as a pedagogical strategy, enabling students to participate more actively in the teaching and learning process. This research aims to develop and stimulate argumentative practice ...
Química experimental: uma abordagem investigativa do teor de ferro em alimentos por espectrofotometria
(Universidade Federal de São Carlos, 2020-05-25)
Practical activities in the laboratory are guided by script with traditional procedures, and in order to carry out the experiments, it is necessary to follow a linear sequence, which the professor or text direct what and ...