Northwestern Physics Demos                                 Go back to ELECTROSTATICS   
DCS# 5C20.00NWU#  ES-15Location:    
title: Dielectric Model

Two colored sheets are placed atop each other.  The pink would represent positive charge, and the green negative.  In the presence of an electric field, the charges are slightly displaced, showing excess of charge at the edges of the dielectric.

pix of set up