Re: Let's start a new convention Teaching Magnetism

[Bernard Cleyet <anngeorg@PACBELL.NET>]

Is that so bad?   +/- are correctly? often used to indicate directions.
Is the problem they will ascribe to + or - more than just a direction?

bc

John Mallinckrodt wrote:

> > Please explain more clearly the significant cognitive dissonance that
> > this might cause.
>
> I just meant that students might expect "Out" poles to display
> positive magnetic flux and "In" poles to display negative magnetic
> flux.
>
> John
> --
> John Mallinckrodt        mailto:ajm@csupomona.edu
> Cal Poly Pomona          http://www.csupomona.edu/~ajm