NASA
The Types of Clouds and What They Mean
Learn to forecast the weather using cloud types. Budding meteorologists identify cloud types and learn to use a dichotomous key. As scholars develop observation and identification skills, they discover how different cloud types cause...
University Corporation for Atmospheric Research
Ucar: Clouds [Pdf]
Teachers and/or students are given four science experiments related to clouds in our atmosphere. Photos and brief descriptions of the main types of clouds ..Cirrocumulus, Cirrus, Altocumulus, Cumulus, Cumulonimbus, Stratus .. are included.