Curated OER
Air Masses
Learners are given maps depicting two or more air masses and they then categorize bodies of air by temperature and moisture characteristics. They recognize large regions of similar type air. Students are given a map of air temperatures...
Oklahoma Mesonet
Oklahoma Climatological Survey: Air Masses
This Oklahoma Climatological Survey explores how air masses form, as well as the weather formations, which tend to appear on the edges of these masses in what is known as a front.
Other
Physical geography.net: Introduction to the Atmosphere
A very detailed description of air masses, how they move and interact, and what weather takes place when this happens.