MET Q10 - Precipitation Flashcards
Which of the following statements correctly describes the formation of precipitation using the Bergeron Findeisen process?
Select one:
a.water droplets grow by condensation at the expense of ice crystals
b.water droplets grow by sublimation at the expense of ice crystals
c.Ice crystals grow by sublimation at the expense of super cooled water droplets
d.Ice crystals grow by coalescence and collision
c.Ice crystals grow by sublimation at the expense of super cooled water droplets
Up to what level could an aircraft expect to encounter damaging hail?
Select one:
a.FL400
b.FL100
c.FL200
d.FL300
a.FL400
The most likely form of precipitation from stratiform cloud would be
Select one:
a.heavy snow
b.hail showers
c.continuous drizzle
d.moderate rain showers
c.continuous drizzle
The intensity of precipitation associated with dense nimbostratus is
Select one:
a.heavy with hail
b.nil
c.light
d.moderate or heavy
d.moderate or heavy
The intensity of precipitation associated with low level stratus is:
Select one:
a.Heavy with hail
b.Light
c.Nil
d.Moderate or heavy
b.Light
The reporting code for Hail as “GR” assumes the diameter of the hailstone to be?
Select one:
a.<5 mm
b.≥5 m
c.> 5 cm
d.≥ 5 mm
d.≥ 5 mm
Which if the following codes is used in aerodrome forecasts and reports for ice pellets?
Select one:
a.PL
b.FZRA
c.IC
d.GS
a.PL
The most hazardous form of precipitation associated with a warm front would be:
Select one:
a.Freezing rain
b.Hail showers
c.Continuous drizzle
d.Moderate rain showers
a.Freezing rain
Which of the following codes is used in aerodrome forecasts and reports for small hail?
Select one:
a.GR
b.GS
c.SN
d.SG
b.GS
Damaging hail is most likely to be encountered within or below:
Select one:
a.Nimbostratus cloud
b.Lenticular cloud
c.Cumulonimbus cloud
d.Altocumulus cloud
c.Cumulonimbus cloud
