Plum Pudding Model
Plum Pudding Model

 

Code Number: 7B50.20

Demo Title: Thomson Model - Plum Pudding Models

Principle: Atomic Models

Area of Study: Modern Physics

Procedure:

Place the balls with attached magnets into either the square or round containers of water.  Note the self-orientation of the balls.

References:

  • Hector G. Riveros, Enrique Cabrera, Jorge Fujioka, "Floating Magnets as Two-Dimensional Atomic Modes, TPT, Vol. 42, #4, April 2004, p. 242.
  • Ellen Jamieson, Patrick Hamill, "A Raisinable Assumption", TPT, Vol. 23, #9, Dec. 1985, p. 549.
  • Francis S. Lestingi, "Projected Plum Pudding or A Thomson Model Model", TPT, Vol. 7, #6, Sept. 1969, p. 346.
  • H. Aspden, "More On Thomson's Particles", AJP, Vol. 53, #7, July 1985, p. 616. 
  • H. L. Armstrong, "Thomson's Atom - Not So Far Wrong?", AJP, Vol. 52, #8, Aug. 1984, p. 679.
  • P. J. Flanders, "A Simple Demonstration of Magnetic Interactions", AJP, Vol. 33, #4, April, 1965, p. 346.
7B50.20 - Thomson Model - Plum Pudding Model - Square Container
7B50.20 - Thomson Model - Plum Pudding Model - Round Container