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Weather Patterns (Severe Weather (A low-pressure system can provide the…
Weather Patterns
Severe Weather
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A low-pressure system can provide the warm temperatures, moisture, and rising air needed for a thunderstorms to form.
B: The matufe stage of a thunderstorm contains heavy winds, rain, and lightning.
C: During the dissipation stage of a thunderstorm, wind and rain subside.( begins to fade)
A: The cumulus stage of a thunderstorm starts with cloud formation and updrafts.( air moving upwards away from the ground )
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A bizzard is a severe winter storm, characterized by freezing temperatures, strong winds, and blowing snow.
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Fronts
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A cold front forms when a colder air mass moves toward a warmer air mass. It often brings severe storms and cooler temperatures.
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A stationary front forms when the boundary between two air masses stalls. It brings cloudy skies and light rain.
Pressure Systems
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A high pressure system is a large body of circulating air that has low pressure at its center and higher pressure on the outside.
B: In a low-pressure system, air moves away from the outside of the system.
Air in the center of the system rises, and the water vapor in it condenses and forms clouds.
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Air Masses
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Air masses are large bodies of air that have that have distinct temperature and moisture characteristics.