Quote:
Originally posted by MattyX:
Put a plane on that same frictionless ice and it will still move whenever it wants to, because it moves by pushing the air, not the surface.
The wheels are NOT frictionless.

Heck, even ice has *some* friction. If it didn't, you wouldn't slow down on ice skates.
_________________________
"Nature has constituted utility to man the standard and test of virtue. Men living in different countries, under different circumstances, different habits and regimens, may have different utilities; the same act, therefore, may be useful and consequently virtuous in one country which is injurious and vicious in another differently circumstanced" - Thomas Jefferson, moral relativist