This is called a "strut" or "spar".
If you are referring to the distance from wing tip to wing tip, it is usually called "wingspan".
winglett
A bi-wing.
Lift.
That is a monoplane. The one in the picture above is a biplane.
The wing spar. The spar is the main structure of the wing that supports the load of the entire airplane. All the loads go through the wing into the wing spar and down to the center of it, which is called the "wing box". (You could call this the most important part,)An airplane may fly without its engines. It might be able to fly without its flight controls. But it can not fly if the wing spar breaks.
What wing design for a paper airplane will soar the farthest
It's called "lift" and is the difference in air pressure between above and below the wing.
The pressure above the wing be Save comes less than the pressure below the wing.
1905 was the first fixed wing airplane
The best wing shape for sn airplane is like a triangle because it fly straight
Yes because an airplane wing has to cut through wind and create loft and lift.