There are two types of moments of inertia  one is mass moment of inertia and the other geometrical or area moment of inertia. The geometrical moment of inertia is cross sectional
http://wiki.answers.com/Q/What_is_geometrical_mome...

( ¦jē·ə¦me·trik ¦mō·mənt əv i′nər·shə ) (mathematics) The geometric moment of inertia of
http://www.answers.com/topic/geometricmomentofi...

Multiply moment of inertia (lb.inch2) by 0.0002926397 to obtain
http://www.chacha.com/question/whatistheunitsf...

inertia is a measure of how hard it is to move something. If you want to move something in a straight line then you just consider the mass and use F = ma. However, if you want to
http://en.allexperts.com/q/Physics1358/2009/3/mom...
