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Physics Education

July 2014 Volume 49, Number 4

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Table of Contents

Number of articles: 3

  1. Determination of the Static Friction Coefficient from Circular Motion

    J A. Molina-Bolívar & M A. Cabrerizo-Vílchez

    This paper describes a physics laboratory exercise for determining the coefficient of static friction between two surfaces. The circular motion of a coin placed on the surface of a rotating... More

    pp. 400-405

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  2. Classical Experiments Revisited: Smartphones and Tablet PCs as Experimental Tools in Acoustics and Optics

    P Klein, M Hirth, S Gröber, J Kuhn & A Müller

    Smartphones and tablets are used as experimental tools and for quantitative measurements in two traditional laboratory experiments for undergraduate physics courses. The Doppler effect is analyzed ... More

    pp. 412-418

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  3. The Equivalence Principle Comes to School--Falling Objects and Other Middle School Investigations

    Ann-Marie Pendrill, Peter Ekström, Lena Hansson, Patrik Mars, Lassana Ouattara & Ulrika Ryan

    Comparing two objects falling together is a small-scale version of Galileo's classical experiment, demonstrating the equivalence between gravitational and inertial mass. We present here... More

    pp. 425-430

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