Quote:
Originally posted by XPLORx4:
What does the weight of the plane have anything to do with forward movement?
It determines how much the engines have to work to get the thing moving forward.
_________________________
"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