Originally Posted by dinanM6
OK THEY PUSH AGAINST THE ATMOSPHERE WHAT THE FUCK DOES THAT MEAN. AND THE PLANE NEEDS THE WHEELS FOR MORE THAN TO REDUCE FRICTION DO YOU KNOW WHAT A PAIN IT WOULD BE TO MOVE A PLANE WITH OUT WHEELS IT WOULD SUCK. SO IN THE ENGINES PUSH THE PLANE YES BUT IF THE PLANE ROLLS ALONG ON THE WHEELS AND THE RUNGWAY MOVES IN THE OPPOSIT DIRECTION THEY CANCEL EACH OTHER OUT THEREFORE THERE IS NO MOVEMENT AND IF THERE IS NO MOVEMENT THERE IS NO AIR MOVING ACROSS THE WINGS NO AIR=NO LIFT SIMPLE. ARGH I HATE THIS THREAD I NEED SOME AIR.
Edited for size.
You say they cancel each other out, but the engine is exerting force, while the wheels are just rolling with no force either direction.