The speed of transmission of sound waves as it propagates through an elastic medium – water or air –, which decreases with altitude and temperature.
Movable surfaces on different parts of the plane that allow the pilot to control its movement through air.
The front end of an aircraft, especially designed to offer minimum aerodynamic drag.
System that controls the cabin pressure of an aircraft, allowing high-altitude operations while offering a safe environment for the occupants.
The main body section of an aircraft, designed to accommodate the crew and the passengers or cargo.