Artificial Sunset

Back to 6F - Color
PIRA index: 6F40.10

Description

Dispersion is shown by passing the bright light of an overhead projector through a liquid with suspended particles (from milk or orther chemical substances). Colors with shorter wavelength will scatter more showing a blue color from the side while the transmitted color going through the projector will be red.

Equipment

• Overhead oprjector with mask
• Large beaker
• Water
• Milk (skimmed milk gives better results)