# Physics Question **URL:** \ **Category:** SON240sx Automotive\ **Created:** [December 22, 2006, 7:23am UTC](https://forums.speedlife.net/t/physics-question/102635 "2006-12-22T07:23:38Z")\ **Posts on this page:** 1\ **Showing post:** 85
**Author:** ![TM1](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/tm1/32/5517_2.png) [@TM1](https://forums.speedlife.net/u/TM1)\ **Post date:** [December 22, 2006, 2:33pm UTC](https://forums.speedlife.net/t/physics-question/102635/85 "2006-12-22T14:33:16Z")
> [@Scientists Find Missing Link in Human Evolution...](https://forums.speedlife.net/t/scientists-find-missing-link-in-human-evolution/10681/31): > > Ok I stand corrected… > > The use of thrust to propel the plane is essentially using air to move the plane not anything to do with the running gear… > > I see what you mean now… > > My bad… The other thing to, is that if the wheels were truely frictionless, if you started that conveyor the plane wouldn’t move, because the frictionless wheels would simply spin in place… --- _[View the full topic](https://forums.speedlife.net/t/physics-question/102635)._