874 resultados para Physics teachers’ initial education


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In England, drama is embedded into the National Curriculum as a part of the programmes of study for the subject of English. This means that all children aged between 5 - 16 in state funded schools have an entitlement to be taught some aspects of the subject. While the manifestation of drama in primary schools is diverse, in a great many schools for students aged between 11 – 19, drama and theatre art is taught as a discrete subject in the same way that the visual arts and music are. Students may opt for public examination courses in the subject at ages 16 and 18. In order to satisfy the specifications laid down for such examinations many schools recognise the need for specialist teachers and indeed specialist teaching rooms and equipment. This chapter outlines how drama is taught in secondary schools in England (there being subtle variations in the education systems in the other countries that make up the United Kingdom) and the theories that underpin drama’s place in the curriculum as a subject in its own right and as a vehicle for delivering other aspects of the prescribed curriculum are discussed. The paper goes on to review the way in which drama is taught articulates with the requirements and current initiatives laid down by the government. Given this context, the chapter moves on to explore what specialist subject and pedagogical knowledge secondary school drama teachers need. Furthermore, consideration is made of the tensions that may be seen to exist between the way drama teachers perceive their own identity as subject specialists and the restrictions and demands placed upon them by the education system within which they work. An insight into the backgrounds of those who become drama teachers in England is provided and the reasons for choosing such a career and the expectations and concerns that underpin their training are identified and analysed.

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The geospace environment is controlled largely by events on the Sun, such as solar flares and coronal mass ejections, which generate significant geomagnetic and upper atmospheric disturbances. The study of this Sun-Earth system, which has become known as space weather, has both intrinsic scientific interest and practical applications. Adverse conditions in space can damage satellites and disrupt communications, navigation, and electric power grids, as well as endanger astronauts. The Center for Integrated Space Weather Modeling (CISM), a Science and Technology Center (STC) funded by the U.S. National Science Foundation (see http://www.bu.edu/cism/), is developing a suite of integrated physics-based computer models that describe the space environment from the Sun to the Earth for use in both research and operations [Hughes and Hudson, 2004, p. 1241]. To further this mission, advanced education and training programs sponsored by CISM encourage students to view space weather as a system that encompasses the Sun, the solar wind, the magnetosphere, and the ionosphere/thermosphere. This holds especially true for participants in the CISM space weather summer school [Simpson, 2004].

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The sensitivity of the upper ocean thermal balance of an ocean-atmosphere coupled GCM to lateral ocean physics is assessed. Three 40-year simulations are performed using horizontal mixing, isopycnal mixing, and isopycnal mixing plus eddy induced advection. The thermal adjustment of the coupled system is quite different between the simulations, confirming the major role of ocean mixing on the heat balance of climate. The initial adjustment phase of the upper ocean (SST) is used to diagnose the physical mechanisms involved in each parametrisation. When the lateral ocean physics is modified, significant changes of SST are seen, mainly in the southern ocean. A heat budget of the annual mixed layer (defined as the “bowl”) shows that these changes are due to a modified heat transfer between the bowl and the ocean interior. This modified heat intake of the ocean interior is directly due to the modified lateral ocean physics. In isopycnal diffusion, this heat exchange, especially marked at mid-latitudes, is both due to an increased effective surface of diffusion and to the sign of the isopycnal gradients of temperature at the base of the bowl. As this gradient is proportional to the isopycnal gradient of salinity, this confirms the strong role of salinity in the thermal balance of the coupled system. The eddy induced advection also leads to increased exchanges between the bowl and the ocean interior. This is both due to the shape of the bowl and again to the existence of a salinity structure. The lateral ocean physics is shown to be a significant contributor to the exchanges between the diabatic and the adiabatic parts of the ocean.

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