The horizontal speed of an aircraft relative to the ground.
A measurement of acceleration felt as weight, with 1G being equivalent to normal earth gravity.
A global system of satellites providing autonomous geo-spatial positioning and timing information.
A satellite-based navigation system used in aviation for precise positioning and navigation.
An aircraft cockpit that features electronic (digital) flight instrument displays rather than the traditional analog dials and gauges.
The ratio of forward movement to vertical descent when an aircraft is unpowered.
An aborted landing of an aircraft that is on final approach or has already touched down.
The increased lift and decreased aerodynamic drag that an aircraft’s wings generate when they are close to a fixed surface.