Quote Originally Posted by Xan
You are looking at this the wrong way. The aircraft doesn't move through the air. Air moves around the aircraft. The wheels aren't providing the thrust, thus ground speed has no bearing in the lift and drag equation. Wind speed provided by the propeller, not the wheels is what lifts an airplane into the air. Of course this only works on prop planes. Jets need ground speed because they are being pushed, not pulled.
You are incorrect sir...the propeller pulls through the air and the jet pushes through the air. The result is the same, the body of mass moves through the air and the air is then moved over the wings. A jet will take off just as easily as a plane.