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Volume 48, Issue 9

September 1980

All Issues

ISSN 0002-9505

EISSN 1943-2909

In this Issue

Letters To The Editor
Papers
Notes and Discussions
Apparatus Notes
Book Reviews
Film Reviews

Letters To The Editor

On the role of the physicist

Paul A. Smith

Am. J. Phys. 48, 698 (1980) https://doi.org/10.1119/1.12022

View articletitled, On the role of the physicist

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Physics and sports

John Hanneken

Am. J. Phys. 48, 698 (1980) https://doi.org/10.1119/1.12023

View articletitled, Physics and sports

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Propagated inconveniences in physics

James Edmonds

Am. J. Phys. 48, 698–699 (1980) https://doi.org/10.1119/1.12024

View articletitled, Propagated inconveniences in physics

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Papers

Experimental simulation in the modern physics laboratory

Jack M. Wilson

Am. J. Phys. 48, 701–704 (1980) https://doi.org/10.1119/1.12025

Abstract

View articletitled, Experimental simulation in the modern physics laboratory

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Discovery of the Earth’s core

Stephen G. Brush

Am. J. Phys. 48, 705–724 (1980) https://doi.org/10.1119/1.12026

Abstract

View articletitled, Discovery of the Earth’s core

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Another simple model for energy emission by black holes

L. M. Celnikier

Am. J. Phys. 48, 725–727 (1980) https://doi.org/10.1119/1.12338

Abstract

View articletitled, Another simple model for energy emission by black holes

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Diagrams for quantum oscillators

Thomas L. Ferrell

Am. J. Phys. 48, 728–731 (1980) https://doi.org/10.1119/1.12339

Abstract

View articletitled, Diagrams for quantum oscillators

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Undergraduate electron‐spin‐resonance experiment

James S. Willis

Am. J. Phys. 48, 732–736 (1980) https://doi.org/10.1119/1.12340

Abstract

View articletitled, Undergraduate electron‐spin‐resonance experiment

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Student microwave experiments involving the Doppler effect

F. Neff Weber; Paul Helminger; Delores Lynn Moulds

Am. J. Phys. 48, 737–738 (1980) https://doi.org/10.1119/1.12341

Abstract

View articletitled, Student microwave experiments involving the Doppler effect

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Magnetic multipoles in theory and practice

D. G. Smith

Am. J. Phys. 48, 739–745 (1980) https://doi.org/10.1119/1.12258

Abstract

View articletitled, Magnetic multipoles in theory and practice

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Simple ultra‐low‐cost undergraduate holography using a modified Michelson interferometer

J. W. Rudmin; G. R. Taylor; P. M. Hand; J. N. Ashworth; P. H. Wehr

Am. J. Phys. 48, 746–748 (1980) https://doi.org/10.1119/1.12259

Abstract

View articletitled, Simple ultra‐low‐cost undergraduate holography using a modified Michelson interferometer

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Quantal tunneling through a rectangular barrier using ‖ ψ ‖² and flux

James E. Draper

Am. J. Phys. 48, 749–751 (1980) https://doi.org/10.1119/1.12013

Abstract

View articletitled, Quantal tunneling through a rectangular barrier using ‖ ψ ‖2 and flux

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Reflection and transmission in terms of polarization

Nora E. Hill

Am. J. Phys. 48, 752–755 (1980) https://doi.org/10.1119/1.12014

Abstract

View articletitled, Reflection and transmission in terms of polarization

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A simple application of adiabatic invariance

R. J. Gleiser; C. N. Kozameh

Am. J. Phys. 48, 756–759 (1980) https://doi.org/10.1119/1.12015

Abstract

View articletitled, A simple application of adiabatic invariance

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Steady magnetic field from charges in arbitrary motion

Henri Benoit

Am. J. Phys. 48, 760–762 (1980) https://doi.org/10.1119/1.12016

Abstract

View articletitled, Steady magnetic field from charges in arbitrary motion

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Electrostatic potential on a laboratory measurement experiment

Hiroshi Murata; Mitsuru Sakuraoka

Am. J. Phys. 48, 763–766 (1980) https://doi.org/10.1119/1.12017

Abstract

View articletitled, Electrostatic potential on a laboratory measurement experiment

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The sufficient condition for an extremum in the classical action integral as an eigenvalue problem

M. S. Hussein; J. G. Pereira; V. Stojanoff; H. Takai

Am. J. Phys. 48, 767–770 (1980) https://doi.org/10.1119/1.12018

Abstract

View articletitled, The sufficient condition for an extremum in the classical action integral as an eigenvalue problem

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American Association of Physics Teachers: Distinguished Service Citation for 1980

Am. J. Phys. 48, 771–773 (1980) https://doi.org/10.1119/1.1807218

View articletitled, American Association of Physics Teachers: Distinguished Service Citation for 1980

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Notes and Discussions

Students’ scores on Piaget‐type questionnaires before and after taking two semesters of college physics

George Barnes; George Bruce Barnes

Am. J. Phys. 48, 774 (1980) https://doi.org/10.1119/1.12019

View articletitled, Students’ scores on Piaget‐type questionnaires before and after taking two semesters of college physics

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Problem concerning the counting of galactic supernovae and similar questions

G. Cavallo

Am. J. Phys. 48, 774–775 (1980) https://doi.org/10.1119/1.12020

View articletitled, Problem concerning the counting of galactic supernovae and similar questions

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The case for sophomore mechanics

A. Douglas Davis

Am. J. Phys. 48, 778–779 (1980) https://doi.org/10.1119/1.12261

View articletitled, The case for sophomore mechanics

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Relativistic mass

L. C. Baird

Am. J. Phys. 48, 779 (1980) https://doi.org/10.1119/1.12262

View articletitled, Relativistic mass

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Momentum conservation and the vector potential of moving charges

Grant R. Fowles

Am. J. Phys. 48, 779–780 (1980) https://doi.org/10.1119/1.12263

View articletitled, Momentum conservation and the vector potential of moving charges

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Conceptually interesting generalized Heisenberg inequality

Luis de la Peña

Am. J. Phys. 48, 775–776 (1980) https://doi.org/10.1119/1.12021

View articletitled, Conceptually interesting generalized Heisenberg inequality

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Undergraduate experiment: Half‐lifes Thorium 232 and Radon 220

J. R. Cussenot; M. Fabry

Am. J. Phys. 48, 776–777 (1980) https://doi.org/10.1119/1.12260

Abstract

View articletitled, Undergraduate experiment: Half‐lifes Thorium 232 and Radon 220

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Special relativity demonstration

Art Huffman

Am. J. Phys. 48, 780–781 (1980) https://doi.org/10.1119/1.12264

View articletitled, Special relativity demonstration

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The history of electromagnetic induction

W. A. Atherton

Am. J. Phys. 48, 781–782 (1980) https://doi.org/10.1119/1.12265

View articletitled, The history of electromagnetic induction

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Locality of the field operators of many‐body theory

W. N. Mathews, Jr.; M. A. Esrick

Am. J. Phys. 48, 782–783 (1980) https://doi.org/10.1119/1.12012

View articletitled, Locality of the field operators of many‐body theory

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The not‐so‐short beer

William L. Burke

Am. J. Phys. 48, 783–784 (1980) https://doi.org/10.1119/1.12266

View articletitled, The not‐so‐short beer

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Erratum: “Momentum flow as an alternative perspective in elementary mechanics’’ [Am. J. Phys. 48, 365 (1980)]

Andrea diSessa

Am. J. Phys. 48, 784 (1980) https://doi.org/10.1119/1.12004

View articletitled, Erratum: “Momentum flow as an alternative perspective in elementary mechanics’’ [Am. J. Phys. 48, 365 (1980)]

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Demonstration of the first overtone transverse vibrational mode in a stiff solid bar

Lawrence W. Panek

Am. J. Phys. 48, 786 (1980) https://doi.org/10.1119/1.12006

View articletitled, Demonstration of the first overtone transverse vibrational mode in a stiff solid bar

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Apparatus Notes

Kater pendulum modification

Kenneth E. Jesse

Am. J. Phys. 48, 785–786 (1980) https://doi.org/10.1119/1.12005

Abstract

View articletitled, Kater pendulum modification

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Book Reviews

Structures, or Why Things Don’t Fall Down

James Edward Gordon; Maurice Bruce Stewart

Am. J. Phys. 48, 787 (1980) https://doi.org/10.1119/1.12007

View articletitled, Structures, or Why Things Don’t Fall Down

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The Physical Environment

B. K. Ridley; Richard Wolfson

Am. J. Phys. 48, 787–788 (1980) https://doi.org/10.1119/1.12008

View articletitled, The Physical Environment

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Film Reviews

Mind Machines (film)

WGBH‐TV Producer; Dietrich Schroeer

Am. J. Phys. 48, 791 (1980) https://doi.org/10.1119/1.12009

View articletitled, Mind Machines (film)

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Dipole Radiation (film)

R. H. Good; I. Willis; D. F. Kirwan

Am. J. Phys. 48, 792 (1980) https://doi.org/10.1119/1.12010

View articletitled, Dipole Radiation (film)

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The SL−1 Accident: Phases 1 and 2, the SL−1 Accident: Phase 3 (film)

John Feierbacher; Al Bartlett

Am. J. Phys. 48, 792–793 (1980) https://doi.org/10.1119/1.12011

View articletitled, The SL−1 Accident: Phases 1 and 2, the SL−1 Accident: Phase 3 (film)

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