The Physics Teacher

• 

  Año 2014, Vol. 52, Número 5

  • LETTERS TO THE EDITOR

    • A micro-oversight

      Ronald E. Jodoin

      pág. 260

      

    • More crystal set memories

      William DeBuvitz

      pág. 260

      

    • Polarization and airplane debris

      Genhai George Liang

      pág. 260

      

    • Bubble gum Bernoulli: A classic demo updated

      Ignacio Birriel, Jennifer J. Birriel

      pág. 260

      

    • Correction to: �Simulation of the Physics of Flight,� Phys. Teach. 51, 242 (April 2013)

      pág. 261

      

    • Correction to: �Analyzing Forces on Amusement Park Rides with Mobile Devices,� Phys. Teach. 52, 149 (March 2014)

      pág. 261

      

  • EDITORIAL

    • Sheroes and Heroes

      Gary White

      págs. 262-263

      

  • FIGURING PHYSICS

    • COSMIC COINCIDENCE?

      Paul Hewitt

      págs. 264-265

      

  • PAPERS

    • Electrostatic Deformation of Liquid Surfaces by a Charged Rod and a Van de Graaff Generator

      Josip Slisko Ignjatov, Rafael García Molina, Isabel Abril Sánchez

      págs. 266-269

      

    • The Sponge Resistor Model � A Hydrodynamic Analog to Illustrate Ohm's Law, the Resistor EquationR=?l/A , and Resistors in Series and Parallel

      Hans Pfister

      págs. 270-275

      

    • Nearly 1.4 Million High School Physics Students � Enrollments in AP and second-year courses up 26% even though number of graduates down in 2012�13

      Susan White, Casey Langer Tesfaye

      págs. 276-277

      

    • Simplified Models for the Drags Coefficient of Pitched Baseball

      David Kagan, Alan M. Nathan

      págs. 278-280

      

    • Experimenting with Inexpensive Plastic Springs

      Adriana Marques, Leander Perez, Ivan Sanchez

      págs. 281-283

      

    • An Unusual Exponential Graph

      M. Qasim Syed, Ian Lovatt

      págs. 284-285

      

  • FIGURING PHYSICS

    • High School Physics Photo Contest

      págs. 288-289

      

  • PAPERS

    • And the Survey Says

      Susan C. White

      pág. 290

      

    • Energy Theater

      Abigail R. Daane, Lindsay Wells, Rachel E. Scherr

      págs. 291-294

      

    • Motivating Students to Do Homework

      Frederick J. Kontur, Nathan B. Terry

      págs. 295-297

      

    • Learning Gains in Introductory Astronomy: Online Can Be as Good as Face-to-Face

      Vera Margoniner

      págs. 298-301

      

    • Decibels Via Loudness � Distance Properties of a Loudspeaker

      Alan Bates

      págs. 302-303

      

    • Scaling in Theropod Dinosaurs: Femoral Bone Dimensions

      Scott A. Lee

      págs. 304-306

      

  • PAPERS

    • Visual Physics

      David Sitar, Mariah Birchard

      pág. 308

      

  • FERMI QUESTIONS

    • Caution: Strong gravitational field present

      Marc Reif

      pág. 309

      

    • Fermy Cuestions

      Larry Weinstein

      pág. 309

      

  • LITTLE GEMS

    • The puzzling immersion hand blender effect

      Chris Chiaverina

      págs. 310-311

      

  • IPHYSICSLABS

    • Angular velocity and centripetal acceleration relationship

      Martin Monteiro, Cecilia Cabeza, Arturo C. Marti, Patrik Vogt, Jochen Kuhn

      págs. 312-313

      

  • PHYSICS CHALLENGE FOR TEACHER AND STUDENTS

    • May the force not be with you

      Boris Korsunsky

      pág. 314

      

  • FOR THE TEACHER

    • The hot dogs of physics

      Michael Rudolph

      pág. 315

      

  • WEBSIGHTS

    • Microwave polarization of cosmic microwave background radiation detection announced

      Dan MacIsaac

      pág. 317

      

    • Astronomical Society of the Pacific releases updated resource guide to science fiction with good astronomy

      Dan MacIsaac

      pág. 317