Newtons laws of motion explain the physics of how airplanes fly.
Summary:
Buoyancy Explains Flight (FULL video)
.
Airplanes achieve buoyancy.
Buoyancy Explains Flight (FULL video)
.
Buoyancy Explains Flight (FULL video)
.
Buoyancy Explains Flight (FULL video)
.
Newton explains lift; Buoyancy explains flight. 