Science ch3 sec 1

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  1. air mass

    A huge body of air that has similar temperature, humidity, and air pressure at any given height.
  2. tropical

    A warm air mass that forms in the tropics and has low air pressure.
  3. polar
    • A cold air mass that forms north of 50° north latitude or south of 50° south latitude and has high air pressure.
  4. continental

    A dry air mass that forms over land.
  5. front

    The boundary where unlike air masses meet but do not mix.
  6. occluded
    Cut off, as in a front where a warm air mass is caught between two cooler air masses
  7. cyclone

    A swirling center of low air pressure.
  8. maritime

    A humid air mass that forms over oceans.
  9. anticyclone

    A high-pressure center of dry air.
Card Set
Science ch3 sec 1
Science ch3 sec 1
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