CK-12 Foundation
Ck 12: Plix: Quantization of Energy
[Free Registration/Login Required] In this interactive you will move the red dot in order to determine which frequencies correspond to which color of light. You will need a sign-in to access this media, but it will be worth your time!
CK-12 Foundation
Ck 12: Chemistry Simulation: Neon Lights
[Free Registration/Login Required] Neon lights are a type of discharge tube. Observe how electrons create colored light in a hydrogen gas discharge tube. Can you figure out why hydrogen's emission spectrum contains more than one color of...