Sunday, January 10, 2010

A Note on Dimensional Analysis

Paying attention to your units is important. And I almost screwed it up while preparing my lecture for this years Science of Anime panel.

I was working with some densities and apparently suddenly switched from kg/km3 to kg/m3 without converting. Not sure how I did that, but it's the little things like that that put you off by a factor of a billion.

2 comments:

  1. Was this post prompted by a recent XKCD?

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  2. Only if I can see the future since this was posted before the XKCD strip.

    ReplyDelete