4A30.20 - Expansion & Contraction Demo - Ball and Ring

Code Number:
Demo Title:
Expansion & Contraction Demo - Ball and Ring
Expansion & Contraction with Temperature Variation
Area of Study:
Heat & Fluids
Ball and Ring Sets (2), Gloves, Bunsen Burner, and Grill Lighter.

MAKE SURE that the ball and ring are separated before they are allowed to cool.

  • M. McHugh and V. McCauley, "Getting Hooked on Physics!", TPT, Vol. 54, #9, Dec. 2016, p. 548.
  • Thomas B Greenslade Jr, "Apparatus Named After Our Academic Ancestors — II", TPT, Vol. 49, #1, Jan. 2011, p. 28.
  • Thomas B. Greenslade Jr., "Gravesande's Apparatus (Photo)", AJP, Vol. 73, #4, Apr. 2005, p. 371.
  • "H-114. Ball and Ring", DICK and RAE Physics Demo Notebook, 1993.
  • G. D. Freier and F. J. Anderson, "Ha-7", A Demonstration Handbook for Physics.
  • Julius Sumner Miller, Q11 & A11, Millergrams I – Some Enchanting Questions for Enquiring Minds, p. 20 & 78.
  • Julius Sumner Miller, Q58 & A58, Millergrams I – Some Enchanting Questions for Enquiring Minds, p. 40 & 97.
  • Julius Sumner Miller, Q102 & A102, Millergrams I – Some Enchanting Questions for Enquiring Minds, p. 65 & 113.
  • Joseph Frick, "# 346 - Expansion of Solids", Physical Technics: Or Practical Instructions for Making Experiments in Physics and the Construction of Physical Apparatus with the Most Limmited Means, p. 412.
  • The Queen Catalogues Vol. II, Catalogue of Physical Instruments, No. 4906, p. 55.

Disclaimer: These demonstrations are provided only for illustrative use by persons affiliated with The University of Iowa and only under the direction of a trained instructor or physicist.  The University of Iowa is not responsible for demonstrations performed by those using their own equipment or who choose to use this reference material for their own purpose.  The demonstrations included here are within the public domain and can be found in materials contained in libraries, bookstores, and through electronic sources.  Performing all or any portion of any of these demonstrations, with or without revisions not depicted here entails inherent risks.  These risks include, without limitation, bodily injury (and possibly death), including risks to health that may be temporary or permanent and that may exacerbate a pre-existing medical condition; and property loss or damage.  Anyone performing any part of these demonstrations, even with revisions, knowingly and voluntarily assumes all risks associated with them.