"SoCal to Humboldt County on I-5" IS a direction............

On Jan 24, 2008 7:48 AM, Aaron Pearson <aarondpearson@hotmail.com> wrote:

> A 1-dimensional vector can be described with a single scalar.  If the car
> is moving through a 3D space (like they usually do), then it should be
> described with 3 scalars (e.g. for x,y, and z if you want to go
> Cartesian).  But if the car is moving through a 1D space (e.g. I5), one
> scalar is plenty.
>
> aaron
> '87 syncro westy ej22
>
> > Date: Thu, 24 Jan 2008 07:16:27 -0800
> > From: bulletheadx@GMAIL.COM
> > Subject: Re: NOVC Comment on fuel economy, drag and velocity
> > To: vanagon@GERRY.VANAGON.COM
> >
> > 'Along Interstate 5' is a direction... sort of.
> >
> > Cya,
> > Robert
> >
> > On 1/24/08, Andrew Grebneff <andrew.grebneff@stonebow.otago.ac.nz>
> wrote:
> > >
> > > >  Average velocity along interstate 5
> > > >  > was 80.6 mph
> > >
> > > It's only velocity if you state the direction. Velocity is a vector
> > > quantity. Otherwise it's speed. The two terms are not interchangable.
> > > --
> > > Andrew Grebneff
> > > Dunedin
> > > New Zealand
> > > Fossil preparator
> > > Seashell, Macintosh, VW/Toyota van nut
> > > � Opinions stated are mine, not those of Otago University
> > > "There is water at the bottom of the ocean"  - Talking Heads
> > >
>
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-- 
Jake
1984 Vanagon GL
1986 Westy Weekender "Dixie"
Crescent Beach, BC
www.crescentbeachguitar.com
http://subyjake.googlepages.com/