ATSC 231 Block 5 Final Question and answers already passed
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Course
ATSC 231
Institution
ATSC 231
ATSC 231 Block 5 Final Question and answers already passed
A rapid change of more than ________ of airspeed is an indication of severe wind shear. - correct answer 15 KTS
A(n) ______ is a fluctuation of wind speed with variations of 10 knots or more between peaks and lulls. - correct answ...
ATSC 231 Block 5 Final Question and
answers already passed
A rapid change of more than ________ of airspeed is an indication of severe
wind shear. - correct answer ✔15 KTS
A(n) ______ is a fluctuation of wind speed with variations of 10 knots or more
between peaks and lulls. - correct answer ✔gust
Severe wind shear with a front may occur when the front at the surface is
moving at a speed of at least? - correct answer ✔30 KTS
Severe wind shear with a front may occur when the temperature difference
across the front at the surface is _____ or more. - correct answer ✔10
degrees F
(T or F) Most thunderstorms occur in the afternoon in the Upper Midwest
(Minnesota, North Dakota, and South Dakota). - correct answer ✔False
What time of day are thunderstorms most frequent across the Gulf Coast
(Florida, Alabama, Georgia, Mississippi)? - correct answer ✔afternoon (2 pm
to 6 pm)
What are the stages in the life cycle of a thunderstorm? - correct answer
✔Cumulus
Mature
Dissipating
, Which stage of the life cycle of a thunderstorm can be characterized as having
just light precipitation? - correct answer ✔Dissipating
Which of the following is an additional requirement for severe and long-lasting
thunderstorms? - correct answer ✔Wind shear
Which of the following is a good indicator of the moisture available for
thunderstorm formation? - correct answer ✔dew point
Which thunderstorm type can be described as a line of active thunderstorms
either continuous or with breaks, including contiguous precipitation areas
resulting from the existence of thunderstorms? - correct answer ✔Multicell
line
What thunderstorm type is most common in the US? - correct answer
✔multicell cluster
(T or F) Multicell cluster thunderstorms are more difficult to circumnavigate
than a single cell thunderstorm - correct answer ✔True
What type of radar echo is produced by strong straight line winds? - correct
answer ✔Bow echo
(T or F) single cell thunderstorms are rare - correct answer ✔True
(T or F) The downdraft in a single cell thunderstorm forms within the updraft -
correct answer ✔True
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