Quote:
Originally posted by XPLORx4:
Quote:
Originally posted by Mobycat:
[b]Would the plane be able to keep from moving backwards due to the friction? And, because of that, stay in one place (since it's only matching, not overcoming)?
If the plane's engines were throttled up only enough to equalize the friction produced by the wheel bearings, then, yes, you could have a plane sitting motionless on a moving conveyor belt.[/b]
Bingo. It's the same thing.

It doesn't matter which one started the event - either way, there is an equal and opposite reaction.
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"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