Visual Dictionary Online


Powered by

forces acting on an airplaneclick to hear

Physical phenomena that affect the movement of an aircraft in flight.
forces acting on an airplane weight drag lift thrust

weight click to hear

Force resulting from the effect of the Earth’s gravity acting on the aircraft’s mass; the force of the engines must overpower this to keep the aircraft in the air.

drag click to hear

Force opposite to thrust that creates resistance to the aircraft’s forward movement and must be reduced.

lift click to hear

Force exerted on an aircraft’s wings to keep it in the air when a certain forward speed is reached.

thrust click to hear

Force developed by the engine’s propeller pulling it forward; in jet aircraft, thrust is created by the force of the ducts.