3

The angle of attack at which the aircraft stalls

To decrease the rate of descent and achieve a smooth landing

Velocity Never Exceed

To reduce induced drag

The direction from the station to the aircraft

Estimated Time of Arrival

The ratio of the aircraft's glide distance to its altitude loss

The speed at which the aircraft's wing stalls

The angle between the aircraft's course and its heading

To control roll

A flight condition in which the aircraft is flying above a cloud layer under VFR

The phenomenon of water acting as a lubricant between the tires and runway

Non-Directional Beacon

To record the aircraft's flight parameters

The technique of flying with a crosswind

A maneuver to align the aircraft with the runway in a crosswind

To control yaw

True Airspeed

To detect precipitation and storm activity

The maximum time an aircraft can fly with the available fuel

To guide the aircraft along the center of the taxiway

Visual Approach Slope Indicator

To provide the minimum visibility required for a particular operation

Minimum Descent Altitude

Area Navigation

To ensure all required procedures are followed

To slow down the aircraft after landing

The resistance to an aircraft's motion through the air

Altimeter setting to indicate height above airfield elevation

To display the aircraft's orientation relative to the horizon

To prevent aircraft collisions

A runway with more than 25% of its surface area covered by water, snow, ice, or slush

The speed at which the aircraft achieves maximum efficiency in level flight

To provide emergency power in the event of an engine failure

To measure the aircraft's speed relative to the air

To control the aircraft's thrust automatically

A sudden change in wind speed and/or direction

To indicate the aircraft's heading relative to magnetic north

A system that controls the direction of the nose wheel during taxiing

Automatic Terminal Information Service

Wind blowing perpendicular to the aircraft's flight path

Best angle of climb speed

Turbulence that occurs in clear air without visual clues

Authorization from air traffic control to proceed with a flight operation

Engineered Materials Arrestor System

Reference landing speed

Extended-range Twin-engine Operational Performance Standards

The ratio of lift to weight in an aircraft

Minimum control speed with the critical engine inoperative