ATSC 231 Exam Questions with All Correct Answers
What are distinctive features of a supercell? - Answer- Usually severe
Tornadoes
Strong winds
Large hail
Develops in a sheared environment
Where do supercells develop? - Answer- Typically develop in warm sector of wave cyclone
Maritime t...
ATSC 231 Exam Questions with All
Correct Answers
What are distinctive features of a supercell? - Answer- Usually severe
Tornadoes
Strong winds
Large hail
Develops in a sheared environment
Where do supercells develop? - Answer- Typically develop in warm sector of wave
cyclone
Maritime tropical airmass
Supercells typically have hook echoes - Answer- True
What are the 3 types of supercells? - Answer- Classic
Heavy precipitation
Light precipitation
What is a derecho? - Answer- a line of intense, widespread, and fast-moving
windstorms and sometimes thunderstorms that moves across a great distance and is
characterized by damaging winds.
What is a downburst? - Answer- a strong downdraft that comes in contact with the
ground
Over area from less than 1km to 400km
when are derechos most common? - Answer- In Midwest
Late spring and summer
Lifetime of a downburst? - Answer- Seconds to minutes
What is a microburst? - Answer- A convective downdraft that covers an area less than
4km along a side with peak winds that last 2 to 5 minutes
Characteristics of a microburst - Answer- Less than 2 1/2 miles across
Wind change greater than 20 knots
Up to 2 to 5 minutes
Winds up to 168 mph
What the difference between a wet and dry microburst? - Answer- - wet: accompanied
by heavy precipitation at the surface
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