Relier Pairs Storms Vocabulary Game WKMSVersion en ligne Air masses, Fronts, and Storms Vocabulary - Matching terms with their definitions. par Susan Reynolds 1 front 2 hurricane 3 warm front 4 meteorologist 5 cold front 6 occluded front 7 air mass 8 stationary front 9 tornado 10 station model a boundary between air masses stops advancing a front in which colder air pushes warm air up a scientist who studies weather and weather patterns to predict weather conditions large low-pressure system with winds of at least 120 km/h (74 mph) violently rotating column of air in contact with the ground large body of air that has properties similar to the part of Earth's surface over which it develops combination of symbols that meteorologists record on a map showing weather conditions at a specific location boundary between two air masses of different density, moisture, or temperature a front in which lighter, warmer air advances over heavier, colder air a front that involves 3 air masses of different temperatures (colder air, cool air, and warm air) Cold air forces warm air upward that closes off the warm air from the surface