An air mass is a large volume of air that has similar characteristics as it has remained in its source area for a long time
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Characteristics of a POLAR MARITME air mass?
Common in UK, cold & wet all year round, Depressions over high land
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Characteristics of an ARTIC MARITIME air mass?
Cold and wet, very cold with snow in winter, rare in summer
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Characteristices of a POLAR CONTINENTAL air mass?
Very cold & wet/snowy in winter, hot & dry in summer
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Characteristics of a TROPICAL CONTINENTAL air mass?
Hot and dry, heatwaves in summer, Not present in winter
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Characteristics of a TROPICAL CONTINENTAL air mass?
Coomon in UK, warm moist air, cloudy, warm in summer, depressions in winter
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What is a low pressure system known as?
Depressions
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What weather is found before a depression?
Cool, wispy cirrus clouds, dry
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What weather is found when the warm front passes over in a depression?
Increased temperatures, light rain as the warn air rises over the cold front then condenses forming nimbostratus clouds
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What weather is found in the warm sector of a depression?
Warm, clear with some small stratuc clouds
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What weather is found when the cold front passes over in a depression?
Temperature decrease, Heavy rain and potential thunder storms as the cold air under cuts the warm air pushes it up causing it to rapidly cool and condense forming cumulonimbus clouds
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What are high pressure systems known as?
Anticyclones
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Weather an anticylone brings in Summer?
Dry, light wind, hot, sunny, little cloud, risk of thunder storms at end of heat wave, cool nights
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Weather an anticyclone brings in winter?
Dry, bright, low lying cloud, fog, very cold nights
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Other cards in this set
Card 2
Front
Characteristics of a POLAR MARITME air mass?
Back
Common in UK, cold & wet all year round, Depressions over high land
Card 3
Front
Characteristics of an ARTIC MARITIME air mass?
Back
Card 4
Front
Characteristices of a POLAR CONTINENTAL air mass?
Back
Card 5
Front
Characteristics of a TROPICAL CONTINENTAL air mass?
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