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According to the principle of virtual velocities, if on a simple machine in equilibrium we suppose a slight virtual movement, then the ratio of weights or forces equals the inverse ratio of velocities or displacements. The product of the weight raised or force applied multiplied by the height or displacement plays a central role there. British engineers used the same product in the eighteenth century in order to measure steam engines’ effectiveness. The question is whether this measure was obviously empirical or had its origin in theory of mechanics and particularly in the principle of virtual velocities. According to science education research, this measure is not likely to have arisen intuitively and most probably could not have been formulated without any acquaintance with theory of mechanics.  相似文献   

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Taking the Swedish teacher education as its point of departure, two related problems are discussed in the article. 1) Practice is often understood as completely immersed in itself. Consequently there arises the problem if and how it can get out of this enclosedness and get some perspective on itself. Three ways are proposed of introducing distance into practice and, thereby, of establishing knowledge about practice: self‐reflection, dialogue, and scientific research. 2) Sometimes theory and practice are regarded as absolutely different and incompatible. According to this kind of dualism it is not possible to integrate any kind of theoretical knowledge into teachers professional actions. By showing how distance can be eliminated from theory and transformed into practical skill, it is argued that this dualism is not maintainable.  相似文献   


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The focus of the article is on how a new approach to religious education (RE) in diversified societies can be constructed on the basis of the theory of pedagogical transaction presented by John Dewey. Reflections of developing RE are very current in Western secularized societies. We believe that Dewey's pragmatist philosophy of education and philosophy of religion are still highly relevant to RE. The article consists of three sections: (1) contemporary discussions of RE, (2) reflections on Dewey's philosophy of religion, especially religious experience, and (3) the implementations of Dewey's theory to RE. We conclude by applying pedagogical transaction theory to current challenges in order to design new models of RE in diversified societies. Accordingly, we construct a theory of RE for democratic, multifaith societies that are based on mutual understanding, respect, and recognition of active citizens living in diversified society.  相似文献   

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This writing is structured around the question, \"What is teaching?\" Drawing on complexity science, we first seek to demonstrate the tremendously conflicted character of contemporary discussions of teaching. Then we offer two examples of teaching that we use to illustrate the assertion that what teaching is can never be reduced to or understood in terms of what the teacher does or intends. Rather, teaching must be understood in terms of its complex contributions to new, as-yet-unimaginable collective possibilities.  相似文献   

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This article examines the main strands of thinking about gravity through the ages and the continuity of thought-experiments, from the early Greeks, through medieval times, to Galileo, Newton and Einstein. The key ideas are used to contextualise an empirical study of 247 children’s ideas about falling objects carried out in China and New Zealand, including the use of scenarios involving thrown and dropped items, and objects falling down deep well holes (as in Carroll’s Alice in Wonderland). The sample included 68 pre-school pupils, 68 primary school pupils, 56 middle school students, and 55 high school students; with approximately equal numbers in each group and of boys and girls in each group in each culture. The methodology utilised Piagetian interviews with three media (verbal language, drawing, and play-dough), a shadow stick; and everyday items including model people and soft model animals. The data from each group was categorised and analysed with KolmogorovSmirnov Two-Sample Tests and Spearman r s coefficients. It was hypothesised and confirmed (at KS alpha levels .05; r s : p < .001) that cross-age and cross-cultural research and analysis would reveal that (a) an intuitive sense of gravity is present from an early age and develops in association with concepts like Earth shape and motion; (b) the development of concepts of gravity is similar in cultures such as China and New Zealand where teachers hold a scientific world view; and (c) children’s concepts of Earth motion, Earth shape, and gravity are coherent rather than fragmented. It was also demonstrated that multi-media interviews together with concrete experiences and thought-experiments afforded children the opportunity to share their emerging concepts of gravity. The findings provide information that teachers might use for lessons at an appropriate level.  相似文献   

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The availability of teaching units on the nature of science (NOS) can reinforce classroom instruction in the subject, taking into account the related deficiencies in textbook material and teacher training. We give a sequence of teaching units in which the teaching of Newton??s gravitational theory is used as a basis for reflecting on the fundamental factors that enter into the cognitive and evaluative processes of science, such as creativity, empirical data, theorising, substantiating and modelling tactics. Distinguishing phases in the evolution of a theory (initial conception and formation, testing, scope and limits of the theory) helps show how the importance of these factors varies from phase to phase, while they continue to interact throughout the whole process. Our concept of how to teach NOS is based on the introduction of such special units, containing direct instruction in NOS elements incorporated into curricular science content, thus giving an initial theoretical basis with which epistemological points of other course material can be correlated during the usual classroom teaching of the subject throughout the school year. The sequence is presented in the form of teaching units that can also be used in teachers?? NOS education, extended in this case by more explicit instruction in basic philosophical views of the nature of science and how they relate to and impact on teaching.  相似文献   

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The inclusion of the history of science in science curricula—and specially, in the curricula of science teachers—is a trend that has been followed in several countries. The reasons advanced for the study of the history of science are manifold. This paper presents a case study in the history of chemistry, on the early developments of John Dalton’s atomic theory. Based on the case study, several questions that are worth discussing in educational contexts are pointed out. It is argued that the kind of history of science that was made in the first decades of the twentieth century (encyclopaedic, continuist, essentially anachronistic) is not appropriate for the development of the competences that are expected from the students of sciences in the present. Science teaching for current days will benefit from the approach that may be termed the “new historiography of science”.  相似文献   

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张静 《海外英语》2012,(21):273-274
John Dewey was a pragmatic philosopher,psychologist,and educator commonly regarded as the founder of the pro gressive education movement.His philosophy of pragmatic education not only exerts great influence on Western education,but also on China’s education.This paper attempts to make a detailed analysis of Dewey’s philosophy of education and its value.  相似文献   

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Since many teachers and students recognize other kinds of knowledge (faith) based on other ways of knowing, consideration of these realities is appropriate for the science education community. Understanding the multitude of ways that clergy view relationships between science and faith (i.e. alternative ways of knowing) would assist in understanding various ways that people address complex issues arising from ideas about science and faith. We administered a questionnaire composed of multiple-choice and short answer items to 63 United Methodist ministers. Findings included (1) that formal, organized faith contexts (e.g. church services) serve as informal science education opportunities, (2) participants demonstrated considerable diversity regarding the types of relationships developed between science and faith, and (3) participants recognized a need exists for better understandings of science and its relationship to faith for them, their colleagues, and their congregations.
Daniel L. Dickerson (Corresponding author)Email:
Karen R. DawkinsEmail:
John E. PenickEmail:
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In this article, we develop critiques of the pipeline model which dominates Western science education policy, using discourse analysis of interviews with two Swedish young women focused on ‘identity work’. We argue that it is important to unpack the ways that the pipeline model fails to engage with intersections of gender, ethnicity, social class and nationality, and their impact on science and with debates about science as elitist and implicated in neoliberalism.  相似文献   

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In his ‘Perspectives on the Philosophy of Education’ John Wilson laments the confusion that surrounds the current state of the philosophy of education. Unlike other branches of philosophy, he claims, it is not clear what the philosophy of education is about, and a snapshot of current work in the field reveals its lack of coherence. To remedy this he advocates starting ‘from scratch’: the philosophy of education is to be understood as a discipline concerned with the logic of value judgements and focused on questions of learning. While the present paper acknowledges the extent of Wilson’s contribution to the field, it draws attention to the confusion in the position that he holds, and shows that his assessment of the current state of the philosophy of education is both inaccurate and politically blinkered. In the process, the paper challenges his account of the philosophy of education as a branch of philosophy and offers a more coherent characterisation.  相似文献   

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In this article we analyze from a multidisciplinary perspective some of the philosophical foundations which underpin the theories on Olympism fostered by the current Olympic institutions. We start from the theory that Olympist idealism1 is based on social representations of the modern sport, implicit to which is the ideological justification for the political and social practices of the Olympic Movement (OM) regarding the various historical episodes in which it has been caught up. This idealism has shaped an inherited view of the sport which has moved beyond the ambit of the OM and into the realm of sports science, which has adopted and continues to adopt some of the postulates of the Olympist discourse when undertaking a critical review of the Olympic history and philosophy.  相似文献   

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A fundamental shift has taken place in the relationship between images of the past and educational policy making. In the 1930s and 1940s, a shared public past was incorporated in State policy to denote gradual evolution towards improvement in education and in the wider society. This consensual image has become fractured and less comforting especially since the 1970s. In particular, it has divided into a largely alienated or estranged public past, and personalised images of a reassuring and nostalgic 'private past'. This privatising of the past has exerted an increasing influence in education policy in the 1980s and 1990s, reflecting the concurrent trend towards an emphasis on 'choice and diversity' in education.  相似文献   

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