Electric Field: Electric Fields & Potential
Confetti (Puffed Wheat)
PIRA Class: 5B10.25
Purpose
To demonstrate the electric force on a charged object within an electric field about a
second charged object.
Description
Confetti (puffed wheat, Styrofoam peanuts) flies off the dome of the Van de Graff
generator.
See Demo: 5A50.30
Van de Graff Generators for demo preparation and operation
ALTERNATE: Use Vanessa Van de Graff's wig or student's hair to illustrate the field
lines.
Equipment
Van de Graff generator, control box and grounding rod; Confette, puffed wheat, Styrofoam
"peanuts", or Vanessa Van de Graff wig