TOPIC:

ID Code: O4-06
Purpose: Generates discussion about the variation of index of refraction with color
Description: The phrase "CHOICE MATERIAL GLASS OXIDE" with CHOICE .......... OXIDE red and .....MATERIAL GLASS..... blue is viewed through a glass rod, which clearly inverts the blue words while leaving the red words erect.
Availability: Available

See the Physics Question of the Week for 2/3/2014 for an example of how this demonstration can be used in class interaction and discussion: lecdem.physics.umd.edu/question-of-the-week-archive.html