Which one of the following is NOT true in reference to Air mass ?

1.	Which one of the following is NOT true in reference to Air mass ?
Answer» Air mass forms either in tropical or in polar region Air mass DEVELOPS on CONTINENTS as well as over ocean Air mass develops in a cyclonic condition Air mass changes the WEATHER conditions Solution :Air mass is a VOLUME of air defined by its temperatureand water vapor content. Where an air mass receives it's characteristics of temperature and humidity is called the source region. Air masses are slowly pushed along by high-level winds, when an air mass moves over a new region. Air masses are characterized by their temperature and humidity PROPERTIES

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