Formação e atuação de monitores de visitas escolares de um centro de ciências: saberes e prática reflexiva

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

O efeito do contexto da paisagem e da estrutura de habitat sobre abelhas e vespas silvestres em fragmentos de cerrado

Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

Estudo das correlações entre lesões ósseas podais diagnosticadas pela radiografia com o peso vivo, circunferência torácica, D.M.O.(determinada por densitometria óptica radiográfica)concentrações séricas de Ca, P, Mg, Zn, Fosfatase Alcalina, Proteínas Plasmáticas totais, Globulina, Creatina quinase, GamaGlutamiltransferase, Albumina, Aspartato-aminotransferase, Osteocalcina, pH do Rúmen e Hemograma em bovinos fêmeas da raça Nelore, sem sintomas clínicos de doença podal

Pós-graduação em Medicina Veterinária - FMVZ

Formação docente & Centro de Ciências: estudo sobre uma experiência de formação continuada de professores de química

Pós-graduação em Educação para a Ciência - FC

A contribuição da epistemologia de Gaston Bachelard para o ensino de ciências: uma razão aberta para a formação do novo espírito científico o exemplo na astronomia

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

Avaliação da resistência nasal total e do espaço livre bucofaringeano e nasofaringeano em pacientes com má oclusão de classe II divisão 1ª de Angle, submetidos ao tratamento ortopédico com bionator de Balters

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

Avaliação de reabsorções radiculares apicais externas decorrentes de movimentação ortodôntica em radiografias periapicais com registro a posteriori

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

Mediadores de Centros de Ciências e os seus papéis durante as visitas escolares

In the present paper, it is presented a general view about who they are and the activities science centers and museums mediators develop. The literature points out to the diverse roles attributed to these actors and that the presence of this type of professional is a consolidated practice in non-formal educational institutions. Data obtained among the mediators of a science center during mediated school visits are also presented and discussed, focusing in the role attributed to these professionals, with the objective of characterizing their actions during these visits. The data obtained and analyzed showed that during school visits, the roles that are attributed to the mediators are: (a) mediation of the knowledge involved in the expositions; (b) explanation of the scientific concepts involved in the expositions; (c) presentation of the thematic spaces; (d) reception and organization of groups of visitors; (e) preservation of the physical and moral integrity of the visitors, and the integrity of the physical spaces and their equipments; (f) complementation of the school knowledge, and (g) diffusion of the scientific knowledge.

Condição periodontal, perda dentária e diferenças socioeconômicas em adultos e idosos brasileiros

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

Reliability of marginal microleakage assessment by visual and digital methods

The aim of this study was to investigate the reliability of visual and digital methods to assess marginal microleakage in vitro. Materials and Methods: Typical Class V preparations were made in bovine teeth and filled with composite resin. After dye penetration (0.5% basic fuchsin), teeth were sectioned and the 53 obtained fragments were assessed according to visual (stereomicroscope) and digital methods (Image Tool Software ® -ITS) (University of Texas Health Science Center-San Antonio Dental School, USA). Two calibrated examiners (A and B) evaluated dye penetration, by means of a stereomicroscope with ×20 magnification (scores), and by the ITS (millimeters). The intra- and inter-examiner agreement was estimated according to Kappa statistics (κ), and intraclass correlation coefficient (ρ). Results: In relation to the visual method, the intra-examiner agreement was almost perfect (κA = 0.87) and substantial (κB = 0.76), respectively to the examiner A and B. The inter-examiner agreement showed an almost perfect reliability (κ = 0.84). For the digital method, the intra-examiner agreement was almost perfect for both examiners and equal to ρ = 0.99, and so was the inter-examiner agreement value. Conclusion: Visual (stereomicroscope) and digital methods (ITS) showed high levels of intra- and inter-examiner reproducibility when marginal microleakage was assessed.

Reflexão sobre a atuação de mulheres nas áreas de ciência e tecnologia

This paper proposes an observation that leads to new ways of thinking regarding to women's in science and technology fields, based on previous researches that report this matter. The first detailed work on the participation and achievement of women in Science was "Women in Science" in 1913, written by HJ Mozans, a Catholic priest. According to Schienbinger (2001), this work used to invite women to develop activities in scientific areas and unleash the energies of half population of the planet. It's also important to consider the role of international organs, such as UNESCO, which since the 1990s develops studies, researches and conferences in order to discuss the inclusion of women in activities which involve science and technology. A survey based on data from literature is necessary to make a assessment on this subject in current times.

Avaliação de monitorias realizadas em um centro de ciências

In this paper we investigate the social interaction established between monitors and student-visitors to a science museum in terms of knowledge mobilized by the explanation about principle operating of Van De Graff Generator. Our research was conducted at a university public that maintains a Center of Sciences and the data were collected through recording video and audio of the dialogues established around a demonstration experiment. Data analysis is established around the conceptual correctness of the explanations made by the monitors. We also conducted a structured interview from a single question: what is the main difficulty faced in planning and conducting his presentation at the Science Center? The results show that the monitors were not able to exceed the process description of the operation of the experimental equipment, not being able to establish an interaction that fosters discussions of scientific concepts with visitors. Our research also found that, although the university maintained a Sciences Center, not there is a link between teacher training and activities in non-formal settings.