Terms Flashcards
Class A Airspace
18,000-60,000ft MSL or 600 Flight Level
Class B Airspace
Surface-10,000ft MSL
Blue solid circle
Class C Airspace
Surface-4,000ft MSL
Magenta solid circle
Class D Airspace
Surface-2,000ft MSL
Blue dashed circle
Class E Airspace
Controlled
Magenta dashed circle
Class G Airspace
Uncontrolled
Airspace areas “not classes”
Restricted Military Ops Alert Prohibited Warning
Restricted Airspace
Need permission
Military Ops Airspace
Can fly
Alert Airspace
Can fly with caution
Prohibited Airspace
No fly
Warning Airspace
Can fly
CTAF
Common Traffic Advisory Frequency
sUAS
Small unmanned aircraft system
SM
Statute Miles
SKC
Sky Clear
FEW
Few Clouds
SCT
Scattered Clouds
BKN
Broken Clouds
OVC
Overcast Clouds
DZ
Drizzle
RA
Rain
SN
Snow
SG
Snow Grains
IC
Ice Crystals
PL
Ice Pellets
GR
Hail
GS
Small Hail and/or Snow Pellets
UP
Unknown Precipitation
BR
Mist
FG
Fog
FU
Smoke
VA
Volcanic Ash
DU
Widespread Dust
SA
Sand
HZ
Haze
PY
Spray
PO
Well-Developed Dust/Sand Whirls
SQ
Squalls
FC
Funnel Cloud Tornado Waterspout
SS
Sandstorm/Duststorm
-
Light Moderate
+
Heavy
VC
In the Vicinity
MI
Shallow
PR
Partial
BC
Patches
DR
Low Drifting
BL
Blowing
SH
Shower(s)
TS
Thunderstorm
FZ
Freezing
TAF
Terminal Aerodrome Forecast
FM
From
BECMG
Becoming
P
More Then
How many feet below clouds?
500ft
How many feet from a cloud?
2,000ft
“Ceilings” associates with what abbreviations?
OVC and BRN
Types of thunderstorms?
Cumulus
Mature Stage
Dissipating Stage
Cumulus Stage
3-5 miles little to no rain
Mature stage
5-10 miles, starts rain
Dissipating stage
5-7 miles, light rain
Stable Air
Stratiform clouds
Poor Visibility
Continuous precipitation
Bad to fly
Unstable Air
Cumulus clouds, big, fluffy
Good Visibility
Little precipitation
Good to fly
Radiation Fog
Low fog
No wind
Advection Fog
Over water
Small wind
Upslope Fog
Cooling upslope
Precipitation Induced Fog or Steam Fog
After rain
Temp lowers
Surface Friction
Updrafts/downdrafts near trees, cliffs, buildings caused by wind
Standing Lenticular Altocumulus Clouds
Create strong winds, crest of waves, show little movement
TFR
Temporary Flight Restriction
No fly zone
(Wildfire)
NOTAM
Notification to Airmen
AGL
Above Ground Level
Bottom number
MSL
Mean Sea Level
Top number
Forward Center of Gravity
Higher Stall Speed
Slower cruise speed
More stable
AFT Center of Gravity
Lower Stall Speed
Faster cruise speed
Less stable
9 situations that affect performance of a drone
High density altitude conditions High elevations High air temperatures High humidity Runway/Launch area length Surface Slope Surface wind Presence of obstacles