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40 Cards in this Set
- Front
- Back
Parallels of __________ |
Latitude |
|
Meridians of __________ |
Longitude |
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_______ is only latitude that is a great circle |
Equator |
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________is a circle formed on the surface of a spere by the intersection of a plane that passes through the center of the sphere. |
Great Circle |
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Where is the equator located at? |
0 degrees latitude |
|
Where is the North pole located? Where is the South pole located? |
North - 90 degrees north |
|
Longitude measures what distance? |
East and West |
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Where is the prime meridian? |
0 degrees |
|
180 E and 180 W longitude are the ______ |
same meridian |
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______ are places where meridians and parrells cross. |
Coordinates |
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Latitude measures __? |
North and South |
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Parallels and meridians are divided into ________,______,_______ |
degrees , minutes, and seconds |
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How are the coordinates ordered? |
Latitude then Longitude |
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Longitude cannot be used as a scale to measure distance except at the _________ |
Equator |
|
One degree of latitude is _______ |
one NM |
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Shortest distance between two points on a sphere is _______ |
Great circle route |
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________ is a lone which makes the same angle with each meridian of longitude |
Rhumb line |
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1 NM equals how many feet? |
6076 (most round up to 6080) |
|
1 NM is how many SM |
1.15 SM |
|
1SM is how many NM |
0.87 NM |
|
_______ is 1nm per hour |
Knot |
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Conversion formula for NM to SM |
NM x 1.15 = SM |
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Conversion formula for SM to NM |
SM x 0.87 = NM |
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What does UTC stand for |
Coordinated universal time |
|
Conversion time factors for East,Central, Mountain, Pacific. Also what happens when daylight savings is in effect? |
East + 5 , Central + 6 , Mountain +7, Pacific +8 |
|
Type of Speed that shows on the aircrafts airspeed indicator, and used for pilot/controller communications. |
Indicated airspeed (IAS) |
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Type of speed that is relative to undisturbed air mass , used in flight planning and enroute portion of flight. |
True airspeed (TAS) |
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Type of speed that is relative to the surface of the earth is true airspeed corrected for the effects of wind |
Ground speed (GS) |
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Ratio of true airspeed to the speed of sound, expressed in decimal form |
Mach Number |
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At higher altitudes an aircrafts indicated airspeed is significantly ____ than its airspeed. |
Lower |
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Distance divided by ground speed = |
Time |
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Distance divided by Time = |
Speed |
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Speed multiplied by time = |
Distance |
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Angular difference between true north and magnetic north is? |
Variation |
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_______line connects points of ZERO variation |
Agonic |
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_______ is navigation solely by the means of computations based on airspeed, course, heading, wind, speed |
Dead Reckoning |
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______ is the basic form of navigation for a beginning pilot (looking out the window) |
Pilotage |
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___________is a method of determining and maintaining a desired course of determining a aircrafts position by use of radio navigation aids on the ground |
Radio navigation |
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________ is a method of navigation which permits aircrafts operation on any desired flight path within the coverage of ground or space-based navigation aids |
Area Navigation RNAV |
|
Fixed RNAV published routes are __ and _ (letters) |
T and Q |