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30 Week Assessment
Question | Answer |
---|---|
Cold, Formation - in high-latitude regions | Polar |
Warm Formation - in low-latitude regions | Tropical |
Dry Formation - over land | Continental |
Moist Formation - over ocean | Maritime |
the boundary of an advancing mass of cold air. Formation - the cooler and denser air wedges under the less-dense warmer air, lifting it. Associated Weather - cool, fair weather | Cold Front |
the boundary of an advancing mass of warm air. Formation - the warm air rises slowly over the colder air because it is less dense. Associated Weather - gentle rain or light snow, followed by warmer, milder weather | Warm Front |
a composite front produced by occlusion. Formation - a cold front overtakes a warm front. Associated Weather - thunderstorms, funnel clouds | Occluded Front |
a pair of air masses. Formation - a cold front or warm front stops moving because neither is strong enough to replace the other. Associated Weather - clouds, precipitation, storm trains | Stationary Front |
a large scale air mass occurring in the south Pacific or Indian Ocean that rotates around a strong center of low atmospheric pressure. Formation - condensation, strong winds. Associated Weather - heavy rain | Cyclone |
a weather system with high atmospheric pressure at its center. Formation - sinking air, strong winds. Associated Weather - calm, fine weather. | Anticyclone |
a dense towering vertical cloud. Formation - water vapor carried by powerful upward air currents. Associated Weather - thunderstorms, atmospheric instability | Cumulonimbus |
a storm characterized by the presence of lightning and thunder. Formation - cumulonimbus cloud | Thunderstorm |
a rapidly rotating storm system. Formation - Coriolis Effect | Hurricane (AKA Tropical Cyclone) |
the energy absorbed by or released from a substance during a phase change. Associated Weather - thunderstorms, hurricanes | Latent Heat |
a region of mostly calm weather at the center of strong tropical cyclones. Associated Weather - hurricanes | Eye |
a rising of the sea as a result of atmospheric pressure changes and wind associated with a storm. Formation - powerful wind whips up huge waves. Associated Weather - hurricanes | Storm Surge |
scale measuring hurricanes - categories 1-5 (lowest to highest) | Saffir-Simpson Scale |
a vortex of violently rotating winds advancing beneath a large storm system | Tornado |
a scale for rating tornado intensity, based primarily on the damage tornadoes inflict on human-built structures and vegetation | Fujita Scale |
the area of the United States where tornadoes are most frequent - Oklahoma, Texas, Kansas, Nebraska, Colorado, South Dakota | Tornado Alley |
a sudden local flood, typically due to heavy rain | Flash Flood |
when the coast is flooded by the sea because of a severe storm | River Flood |
flooding in urban areas caused by a lack of drainage in an urban area | Urban Flood |
This warm, dry air mass forms over the U.S. Southwest and moves towards the north-northeast. | continental tropical |
In Spring, strong cold fronts form between cP air from Canada, and mT air from the ___ ocean. | Atlantic |
A ___ front usually produces ___ clouds and precipitation over a large area. | warm, stratus |
Another name for a low pressure system (L on a weather map) is ___. | a cyclone |
Which of the following is not associated w/ severe thunderstorms? tornadoes, hail, hurricanes, lightning | hurricanes |
The most deadly type of severe weather is a ___. | flood |
Hurricanes form over ___. | warm oceans |
The strongest hurricanes are category ___ on the ___ scale. | 5, Saffir-Simpson |
Which of the following states in NOT in Tornado Alley? Nevada, Oklahoma, Kansas, Texas | Nevada |
What time of year are tornadoes most likely to happen? | Late spring and early summer |
The best thing to do during a hurricane is to ___. | evacuate the area |
Most deaths in a hurricane are caused by ___. | drowning |
A low latitude city would be expected to be ___ compared to one at a high latitude. | warmer |
What climate zone are we in? | mid-latitude humid continental |