Quote Originally Posted by speedminded
Ok got ANOTHER one for you.

Take a skateboard and a pair of the large bottle rockets. Tape the bottle rockets to the skateboard and place on a treadmill (preferably as level as possible to replicate the conveyor & airplane) Turn on the treadmill, we agree just with your fingertip you can hold the skateboard stationary....now light the two bottle rockets....will the skateboard not launch forward?
It will very certainly fly forward and most likely scare the crap out of any animals in the area