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21 Cards in this Set
- Front
- Back
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What causes thunder?
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Lightning superheats the air around the lightning channel. When air is heated this quickly, it expands explosively.
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What is the difference between squall lines and mesoscale convective complex (MCC)?
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MCC organized in circular cluters, squall lines organized in elongated bands.
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Most common type of lightning?
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Within Cloud
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What is the dryline?
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Boundary that separates the mT air mass and cT air mass.
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What the 4 stages of a middle latitude cyclone?
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Cyclogenesis, open wave formation, occluding, dissipation.
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Characteristics of cA, cT, and mP air mass:
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cA is dry and cold. cT is dry and warm. mP is wet and cold.
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Give an example of a macroscale event
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Trade winds
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An example of a synoptic scale event
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Hurricane or cyclone.
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Example of a mesoscale event
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Thunder storm.
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How does lightning happen?
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Positive charge at top of cloud, negative at the bottom. negative charge in base of cloud drives away negative in the ground.
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Largest most intense tropical cyclone ever
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Super typhoon tip
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Smallest cyclone:
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Tracy
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Leading cause of deaths now in tropical cyclones?
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Flooding
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What thunderstorm feature is responsible for initiating another thunderstorm cell?
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Gust Front
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Difference between funnel cloud and tornado?
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Tornadoes have reached the ground.
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Deadliest tropical cyclone to make landfall?
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Bhola Cyclone
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Whats needed for hurricane formation?
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Warm sea surface, convergence at surface, divergence along, light wind shear, winds coming together force air upward.
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Things that inhibit hurricane formation?
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Cold sea surface temperature, trade wind inversion, wind shear.
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What are haboobs?
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Dust storms formed by downbursts to the ground.
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Forecasters can detect a tornado or funnel clouds on the radar by looking for what?
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Hook Echo
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Which quadrant has the strongest winds
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Right front quadrant
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