|This activity introduces basic concepts about light, photons, and light-matter interactions. It contains several models that illustrate light absorption, emission, spectra, radiation heating, heat radiation, and fluorescence.|
The above images are just animated gif files. Click the above button or this link to launch this interactive activity.
|System requirements: You must have Java Version 5 or higher in order to run this program. Please go to java.com to get the latest Java software, if you are not sure.|
|Failed? Check out the FAQ for troubleshooting.|