Commercial Mod 5 Test 1 questions
with complete solutions
1. SIGMETs are issued as a warning of weather condi-
To all aircraft
tions hazardous...
2. In the following METAR / TAF for HOU, what is
4 statute miles
the ceiling and visibility forecast on the 7th day
visibility and an
of the month at 0600Z?
overcast ceiling
KHOU 061734Z 0618/0718 16014G22KT P6SM VCSH at 1,200 feet AGL
BKN018 BKN 035
FM070100 17010KT P6SM BKN015 OVC 012
FM 07050017008KT 4SM BR SCT008 OVC 012
3. To best determine general forecast weather
condi- tions covering a flight information region, Graphical Fore-
the pilot should refer to... casts for Aviation
(GFA)
4. Every physical process of weather is
accompanied by or is the result of... A heat exchange
5. In the Northern Hemisphere, the wind is deflected
to the... Right by Coriolis
Force
6. Which feature is associated with the Tropopause? Abrupt change in
temperature
lapse rate
7. Which combination of weather-producing variables Unstable, moist
would likely result in Cumuliform-type clouds, air and
good visibility, and showery rain? orographic lift-
ing
8. What are the characteristics of stable air? Poor visibility;
steady precipita-
tion; stratus
clouds
9. When flying low over hilly terrain, ridges, or on the...
mountain ranges, the greatest potential danger from
turbulent air currents will usually be encountered 10. What is meant
1/
7
, Commercial Mod 5 Test 1 questions
with complete solutions
by the special METAR weather obser- vation for Leeward side
KBOI? when flying into
the wind
2/
7
with complete solutions
1. SIGMETs are issued as a warning of weather condi-
To all aircraft
tions hazardous...
2. In the following METAR / TAF for HOU, what is
4 statute miles
the ceiling and visibility forecast on the 7th day
visibility and an
of the month at 0600Z?
overcast ceiling
KHOU 061734Z 0618/0718 16014G22KT P6SM VCSH at 1,200 feet AGL
BKN018 BKN 035
FM070100 17010KT P6SM BKN015 OVC 012
FM 07050017008KT 4SM BR SCT008 OVC 012
3. To best determine general forecast weather
condi- tions covering a flight information region, Graphical Fore-
the pilot should refer to... casts for Aviation
(GFA)
4. Every physical process of weather is
accompanied by or is the result of... A heat exchange
5. In the Northern Hemisphere, the wind is deflected
to the... Right by Coriolis
Force
6. Which feature is associated with the Tropopause? Abrupt change in
temperature
lapse rate
7. Which combination of weather-producing variables Unstable, moist
would likely result in Cumuliform-type clouds, air and
good visibility, and showery rain? orographic lift-
ing
8. What are the characteristics of stable air? Poor visibility;
steady precipita-
tion; stratus
clouds
9. When flying low over hilly terrain, ridges, or on the...
mountain ranges, the greatest potential danger from
turbulent air currents will usually be encountered 10. What is meant
1/
7
, Commercial Mod 5 Test 1 questions
with complete solutions
by the special METAR weather obser- vation for Leeward side
KBOI? when flying into
the wind
2/
7
