University of Colorado
University of Colorado: Physics 2000: Spectral Lines
Several pages from an excellent site which describe the science of spectroscopy. The unique atomic emission (and absorption) line spectrum of elements are illustrated and explained. Includes a Java applet depicting the quantum energy...
Science Education Resource Center at Carleton College
Serc: Flame Test
In this physical science experiment, students investigate the release of energy by observing the color of light produced when salts are heated in the flame of a burner. Students will identify the metal ion of the substance by the color...
Optical Society
Optical Society of America: Optics for Kids: What Causes Rainbows?
An experiment to demonstrate how to make a rainbow and why they form.