airplanes need wings so they can glide and land correctly
All airplanes have at least two wings.
Birds and airplanes both have wings.
yes.
Yes, airplanes usually have 2 wings. 1 wing would be unsteady.
2
Wings.
No. Airplanes need the flow of air over the wings in order to produce lift.
No, airplanes need wings for lift. - Now having said that, aircraft can fly without wings, as they include helicopters, dirigibles and balloons which have alternate ways of gaining lift.
The wings of an airplane are near-flat surfaces that plane the air.
Some bird wings are like airplanes wings because the air goes over and under it like a airplane soaring through the sky!
If you want it to fly farther and higher, you should fold the wings upward. If you want speed, fold them a BIT downward. If the wings aren't symmetrical, the plane will tilt to one side.
fuselage, wings, engine, and whatnot