In what part of the atmosphere does most weather occur? correct answersTrophoshere
Which is the primary driving force of weather on the Earth? correct answersThe Sun
The most frequent type of ground or surface-based temperature inversion is that which is
produced by correct answersterrestrial radiation on a clear, relatively still night
Which weather conditions should be expected beneath a low-level temperature inversion layer
when the relative humidity is high? correct answersSmooth air and poor visibility
An altimeter indicates 1,850 feet MSL when set to 30.18. What is the approximate pressure
altitude? correct answers1,590 feet
The windflow around a low pressure is correct answerscyclonic
Winds at 5,000 feet AGL on a particular flight are southwesterly while most of the surface winds
are southerly. This difference in direction is primarily due to correct answersfriction between the
wind and the surface
In the Northern Hemisphere, a pilot making a long distance flight from east to west would most
likely find favorable winds associated with high- and low-pressure systems by flying to the
correct answerssouth of a high and to the north of a low
The general circulation of air associated with a high-pressure area in the Northern Hemisphere is
correct answersoutward, downward, and clockwise
Which is an operational consideration regarding actual air temperature and dewpoint temperature
spread? correct answersThe temperature spread decreases as the relative humidity increases
The ratio of the existing water vapor in the air, as compared to the maximum amount that could
exist at a given temperature, is called correct answersrelative humidity
What is the process by which ice can form on a surface directly from water vapor on a cold, clear
night? correct answersSublimation
The height of the bases of the middle clouds in the middle latitudes ranges from correct
answers6,500 feet to 23,000 feet
Which middle level clouds are characterized by rain, snow, or ice pellets posing a serious icing
problem if temperature are near or below freezing? correct answersNimbostratus
Frontal waves normally form on correct answersslow-moving cold fronts or stationary fronts
Cool air moving over a warm surface is generally characterized by correct answersinstability and
showers
,Which statement is true regarding a cold front occlusion? correct answersThe air ahead of the
warm front is warmer than the air behind the overtaking cold front
Tornadoes are most likely to occur with which type of thunderstorms? correct answersSteady-
state thunderstorms associated with cold fronts or squall lines
Which type of cloud is associated with violent turbulence and a tendency toward the production
of funnel clouds? correct answersCumulonimbus mamma
Radiation fog is most likely to occur under what conditions? correct answersHigh humidity
during the early evening, cool cloudless night with light winds, and favorable topography
Advection fog is formed as a result of correct answersmoist air moving over a colder surface
Fog associated with a warm front is a result of saturation due to correct answersevaporation of
precipitation
GIVEN: KOUN 151355Z AUTO 22010KT 10SM CLR BLO 120 13/10 A2993 PMK A02 $.
The ASOS report indicates that the location is correct answerspossibly in need of maintenance
Interpret the following radar weather report: LIT 1133 AREA 4TRW 22/100 88/170 196/180/
220/115 C2425 MT 310 AT 162/110 correct answersThe maximum top of the cells is located
162 degrees and 110 NM from the station (LIT)
To determine the freezing level and areas of probable icing aloft, you should refer to correct
answersan AIRMER or SIGMET
What is the meaning of MVFR, as used in the categorical outlook portion of an Aviation Area
Forecast? correct answersA ceiling of 1,000 to 3,000 feet and
What is the meaning of MVFR, as used in the categorical outlook portion of an Aviation
Forecast? correct answersA ceiling of 1,000 to 3,000 feet and/or visibility of 3 to 5 miles.
What information would be covered in an AIRMET? correct answersWidespread mountain
obscurement
Which in-flight advisory would contain information on severe icing? correct answersSIGMET
What information is contained in a special CONVECTIVE SIGMET in the conterminous United
State correct answersTornadoes, embedded thunderstorms, and hail 3/4 inch or greater In
diameter.
On a Surface Analysis Weather Chart, isobars are usually spaced at intervals of correct answers4
millibars =
, On a Weather Depiction Chart, what weather conditions would be contained in an unshaded area
that is outlined by a smooth line correct answersCeiling between 1,000 and 3,000 feet and/or
visibility between 3 and 5 miles.
A Weather Depiction Chart is useful to a pilot in determining correct answersareas where
weather conditions were reported above or below VFR minimums.
What does the heavy dashed line that forms a rectangular box on a radar summary chart refer to?
correct answersSevere weather watch area
How long do the maximum intensity winds last in an individual microburst? correct answers2 to
4 minutes
The position of fronts and pressure systems (as of chart time) is best determined by referring to a
correct answersSurface Analysis Chart
If an area on a Convective Outlook Chart is labeled APCHG, this indicates correct
answersWinds greater than or equal to 35 knots but less than 50 knots
A surface inversion can correct answersProduce poor visibility
Convective SIGMETs are issued for which weather conditions? correct answersEmbedded
thunderstorms, lines of thunderstorms, and thunderstorms with 3/4 inch hail or tornadoes
A Weather Depiction Chart can help pilots to correct answersSee the overall critical weather
minimums over a wide area.
You must have a type rating to operate correct answersany turbo-jet powered airplan
A written statement from an authorized instructor certifying that an applicant has correct
answersreviewed the required training in preparation for a practical test must be dated within
2 calendar months preceding the month of application
An applicant who holds a Commercial Pilot Certificate with ASEL ratings is seeking a MEL
rating at the commercial level. On August 1, 2014, the applicant shows you a second class
medical dated January 2, 2013. May the applicant take the practical test? correct answersYes.
If all increments for a practical test for a certificate or rating are not completed on one date, all
remaining increments must be satisfactorily completed no later that correct answers2 calendar
months after the month the test was begun.
What is one requirement for an aircraft furnished for a practical test? correct answersMust have
no prescribed operating limitations that prohibit its use in any required area of operation.