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Now showing items 21-30 of 51
Compreendendo os fenômenos nucleares, suas aplicações e implicações através de uma atividade lúdica
(Universidade Federal de São Carlos, 2010-10-01)
It has been shown that students of latest high school year do not know the meaning of the symbols of radioactivity, and sometimes they mix up mentally with different sources of radioactivity or types of radiation. Students ...
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 ...
A inserção da química verde no curso de licenciatura em química do DQ-UFSCar: um estudo de caso
(Universidade Federal de São Carlos, 2013-06-21)
The present case study focused on the development, adaptation and analysis of the introduction of Green Chemistry in an experimental course in the first year of the chemistry teacher training Degree offered by the Chemistry ...
O ambiente como contexto para o ensino das transformações químicas
(Universidade Federal de São Carlos, 2011-10-17)
Through the difficulties that were found in the educational process of Chemistry, nowadays, and in a situation which school contents are not related with students life, this study investigated the contributions of problematic ...
Emprego de planejamento experimental no desenvolvimento de métodos cromatográficos na indústria farmacêutica
(Universidade Federal de São Carlos, 2012-11-01)
The aim of this study was to use experimental design techniques during the development and validation of high performance liquid chromatography (HPLC) methods for analysis of drugs in the pharmaceutical industry in order ...
Hematita: um novo método de síntese para a indústria
(Universidade Federal de São Carlos, 2011-08-04)
The motivation in studying the properties of iron oxides was due to difficulty in obtaining colored pencils in shades of brown, with good coverage. To carry out this work we used pigments for industrial use Icra provided ...
Estudos das relações estrutura-toxicidade de agrotóxicos
(Universidade Federal de São Carlos, 2012-03-23)
Computational methods such as electrostatic and structural similarity of compounds were used to determine a similarity pattern for pesticides present in the database of the Medicinal Chemistry Group IQSC/USP. A collection ...