WW2010
University of Illinois

WW2010
 
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pressure
 
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Air Masses
scaffolding activity teacher's guide


1)

Air Mass #1 Air Mass #2
Type: continental polar air mass maritime tropical air mass
Origin: snow covered regions of northern Canada warm waters of the tropics and Gulf of Mexico
Temperature: cold temperatures warm temperatures
Winds: from the north-northwest from the south-southwest
Moisture: dry, little moisture moist, air is typically rich in moisture


2) and 3)

[Image: map of surface observations (24K)]


4) Answer would be determined by comparing the two diagrams.


5) Working with current weather data, so no answer key is available.



pressure
Terms for using data resources. CD-ROM available.
Credits and Acknowledgments for WW2010.
Department of Atmospheric Sciences (DAS) at
the University of Illinois at Urbana-Champaign.

precipitation