A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Weather means the atmospheric conditions, including wind, temperature and precipitation, in a specific area at a specific time.
366 questions
Flight instruments provide the pilot with information about the flight situation of that aircraft, such as altitude, speed and direction; and are of particular use in conditions of poor visibility, su…
345 questions
The force acting on an aircraft in opposition to gravity which keeps the aircraft in the air.
344 questions
A runway is a "defined rectangular area on a land aerodrome prepared for the landing and takeoff of aircraft" (ICAO definition).
343 questions
Flight planning is the process of preparing for a flight: planning a route to fly, identifying alternate destinations in case of diversion, calculating required fuel, ensuring the aircraft will not be…
335 questions
for questions about the FAA itself. Questions about FAA regulations should use the faa-regulations tag. The FAA (Federal Aviation Administration) is the agency responsible for regulating …
335 questions
For questions relating to navigation charts, but not performance charts.
325 questions
The 2D shape of a section of aircraft wing.
324 questions
Piston (reciprocating) aircraft engines are internal combustion engines, similar to the type found in most automobiles. They are typically gasoline powered.
318 questions
Different aircraft engines use different fuels; the most common types are Jet A or A-1 for jet and turboprop engines, and avgas for piston engines.
317 questions
For questions about identifying a feature or design on an aircraft or airport.
304 questions
Use in conjunction with a country tag, if a [regulations-country] tag does not yet exist
301 questions
Aerodynamic drag is the fluid drag force that acts on any moving solid body in the direction of the fluid freestream flow. Part of the drag is the direct consequence of the wing generating lift.
298 questions
The speed of an aircraft relative to the air. Among the common conventions for qualifying airspeed are: indicated airspeed ("IAS"), calibrated airspeed ("CAS"), true airspeed ("TAS"), equivalent airsp…
290 questions
For questions specifically pertaining to pilots themselves, rather than aircraft or flying; use [career] instead where applicable.
289 questions
Airspace means the air above a specific country (e.g. US airspace) but for aviation purposes it is usually divided into different types, each of which may have different regulations.
284 questions
An unmanned aerial vehicle (UAV), commonly known as a drone, is an aircraft without a human pilot on board. Its flight is controlled either autonomously by computers in the vehicle or under the remote…
277 questions
EASA maintains the aviation laws for most of Europe. It contain rules pertaining to everything aviation-related: pilots, aircraft, maintenance, flight training, airlines and other commercial operat…
277 questions
For questions relating to aviation accidents, or the avoidance thereof.
276 questions
The phase of flight in which an aircraft is lining up with the runway and preparing to land.
276 questions
A type of jet engine which uses two different airflow streams (one passing through the core and another blown past it by a fan) for obtaining thrust.
276 questions
The wheels of an airplane. Sometimes replaced by floats or skis.
269 questions
Use for medical certification and aviation-related physiological and psychological factors; use [medevac] for medical evacuation aircraft and their procedures.
250 questions
A measurement of vertical distance. Usually measured at either Mean-Sea-Level (MSL) or Above-Ground-Level (AGL).
247 questions
A stall is an aerodynamic condition wherein the angle of attack of a wing increases beyond the "critical angle of attack", causing the wing to cease generating lift.
245 questions
Questions about the process and principles used when designing aircraft engines. Use "jet-engine" and "piston-engine" tags to specify a certain type of engine.
245 questions
Flight dynamics is the study of the physics driving the performance, stability, and control of aircraft. It is concerned with how forces acting on the aircraft influence its speed, altitude and attitu…
245 questions
is for obtaining licenses, certificates, and ratings. It includes the required paperwork and testing, but not the training (use [flight-training] instead).
244 questions
A cockpit or flight deck is the area, usually near the front of an aircraft, from which a pilot controls the aircraft.
241 questions
The physics of maintaining a specific state in the dynamic system of aircraft flight.
238 questions
*Jet* is a generic, informal term for an aircraft with jet propulsion. In a civilian context it may refer to an airliner or small private jet.
235 questions
Use for gliders; combine with specific tags, e.g. [sailplane], if required.
Procedures for navigating based on cockpit instruments rather than visual references outside the cockpit.
231 questions
Visual flight rules (VFR) is a set of regulations governing aircraft operations. VFR permits flying and navigating by visual reference outside the aircraft.
229 questions
Use for questions relating to flight at speeds greater than sound and related effects from doing so.
219 questions
An autopilot is a system used to guide an aircraft without assistance from a person.
218 questions
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