Quizlet Weather Patterns: Section 1

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  1. Maritime: air masses that form over oceans
  2. Polar: air masses formed north of 50 degrees north latitude and south of 50 degrees south latitude
  3. Tropical: warm air masses formed in the tropics and have low air pressure
  4. air mass: a huge body of air that has similar temperature, humidity, and air pressure
  5. anticyclone: high pressure center of dry air that spirals outward from the center
  6. continental: air masses that form over land, in the middle of continents, and are dry
  7. cyclone: swirling center of low air pressure, from Greek word meaning "wheel"
  8. front: the area where the air masses meet and do not mix
  9. occluded: the warm air mass is cut off from the ground