117,652 research outputs found

    Teaching About Magnetism

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    This web page, created by author David P. Stern, are the lecture notes for a presentation to middle and high school teachers to help teach magnetism. The lectures includes a brief history of the study of magnetism from its beginnings in ancient Greece and China to the present day, and three classroom demonstrations. This is part of a larger web site on "The Earth's Magnetosphere." Additionally, the author provides links to a glossary and expanded timeline to help better contextualize the theories addressed in these lecture notes

    Newton's Laws

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    Authored and curated by David P. Stern, this series of web pages, part of "From Stargazers to Starships," describes Newton's three laws of motion and the two concepts on which they are based, force and inertia. The author breaks down the page in this fashion: the concept of force, motion against outside resistance, and motion with significant resistance. The author also provides additional links for further study on the life of Issac Newton. A lesson plan for instructors is also provided

    Flight to Mars

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    Created by David P. Stern, this set of three web pages provides a calculation of paths, times, and distances for a flight to Mars and back. The author uses a Hohmann transfer ellipse between two circular orbits. This is an example and application of Kepler's Laws, which are explained in related web pages. Only algebra is used with Kepler's laws and the equation for the energy of Kepler motion. This is part of an extensive work, "From Stargazers to Stars that uses space science as an introduction to basic physics principles. Also available in French

    Discovery of the Magnetic Compass

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    First of several linked files, telling the early history of the compass (discovered in China) and how Robert Norman in 1581 showed the magnetic force was not horizontal but slanted downwards, followed by William Gilbert's demonstration that the Earth behaved like a giant magnet; two reviews of Gilbert's 1600 book "De Magnete" follow, as well as a modern version of one of Gilbert's experiments. The web collection also includes several sections for science teachers. The page is a subset of a larger collection of articles of the history of magnetism created by author David P. Stern

    E-book : Industrial Transformation In The Developing World (author: Michael T. Rock & David P. Angel)

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    Arsip Kuliah Online 2010: E-book : Industrial Transformation In The Developing World (author: Michael T. Rock & David P. Angel

    E-book : "industrial Transformations In The Developing World (author: Michael T. Rock & David. P Angel)

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    Arsip Kuliah Online 2010: E-book : "industrial Transformations In The Developing World (author: Michael T. Rock & David. P Angel

    Atraso económico y cultura de élites. A propósito de la traducción castellana en 1848 de los Principios de economía política y tributación de David Ricardo

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    Editada en la Universidad Carlos IIILos factores sociales y sobre todo los culturales nos permiten explicar las características de la interpretación y traducción de los Principios de economía política y fiscal de David Ricardo, publicados en Madrid durante los años 1848, 1849 y 1850. Estos factores sociales y culturales son esencialmente el atraso económico, la formación económica del traductor, el ambiente intelectual de Madrid y la preocupación por la inestabilidad política y social. El resultado fue una interpretación del pensamiento de Ricardo muy diferente del usual en Gran Bretaña, y donde el significado de la econonüa ricardiana se pierde.Social, and more importandy, cultural conditions are the causal factors that allow tis to analyse the interpretation and the traits of the translation of David Ricardo's fnnciples of political economy and taxation, published in Madrid duríng the years 1848, 1849 and 1850. These social and cultural factors were economic backwardness, the economics training of the translator, the intellectual environment of Madrid, and tile concern about social and political unrest The result was an interpretation of Ricardo's thought quite different from that usual in Great Briuin, and where the meaning of ricardian economics was lostPublicad

    David Maldavsky y la psicosomática

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    Como le cabe a quien quiera avanzar en una materia, la trayectoria de David Maldavsky en el campo de la psicosomática tuvo inicio en el desarrollo de otros autores, particularmente Freud, Liberman, Marty & M 'Uzan, Lacan, Tustin, Winnicott, Bion y Green. Con relación a Freud, llama la atención su capacidad de percibir, desarrollar y profundizar temas de gran importancia clínica y teórica apenas insinuados por el padre del psicoanálisis, revelándose un investigador nato, incansable, exigente y de rara sensibilidad. Sin lugar a duda, la originalidad, la profundidad y la creatividad con las cuales se reviste su obra, ponen a Maldavsky entre los teóricos contemporáneos más destacados del psicoanálisis.As anyone who wants to advance a subject, David Maldavsky´s career in the field of psychosomatics began in the development of other authors, particularly Freud, Liberman, Marty & M'Uzan, Lacan, Tustin, Winnicott, Bion and Green. With regard to Freud, it draws attention to its ability to perceive, develop and deepen topics of great clinical and theoretical importance barely hinted at by the father of psychoanalysis, revealing a born researcher, tireless, demanding and of rare sensitivity. Undoubtedly, the originality, depth and creativity with which his work is coated, make Maldavsky among the most outstanding contemporary theorists of psychoanalysis

    ILSA Journal of International & Comparative Law

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    This essay proposes a broader approach regarding pro-immigrant subfederal regulation in order to level the current legislative playing field. This essay examines the three 2011 Supreme Court actions on immigration in Whiting, Martinez and Hazleton. Under the current preemption approach, supported by many who reasonably fear unharnessed subfederal discrimination against immigrants, Congress has granted states the right to act in this field exclusively in a pro-enforcement direction. Rather than allow only pro-enforcement proposals, a more flexible approach in examining how to view preemption should be used to grant states the ability to generate more adaptable, varied approaches to the issue of unauthorized immigration.3707-7391
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