1Q40.60 - Cons. of Angular Momentum - Ball or Cylinder Paper Pull
Place the desired object on the center of the construction paper. Quickly pull the paper out from under the object. The object will slide but also begin to spin as the paper is being pulled out from under it, but will stop dead when it comes off the paper and onto the table.
- Rod Cross, "Motion of a Ball on a Moving Surface", TPT, Vol. 54, #2, Feb. 2016, p. 76.
- John W. Jewett Jr., "Angular Momentum Activities Using a Carpenter's Measuring Tape", TPT, Vol. 51, #9, Dec. 2013, p. 568.
- Joe L. Ferguson, "Pulling the Rug from Under Round Objects", TPT, Vol. 39, #4, Apr. 2001, p. 224.
- George Barnes, "Conservation of Momentum Demonstration Using a Piece of Sewer Pipe", AJP, Vol. 54, #8, Aug. 1986, p. 741.
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.