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Date:      Fri, 25 Aug 2000 06:47:12 -0400
From:      Allen Landsidel <all@biosys.net>
To:        freebsd-questions@FreeBSD.ORG
Subject:   Re: bitmap?
Message-ID:  <4.3.2.7.2.20000825064600.00b46bc0@mail.megapathdsl.net>
In-Reply-To: <Pine.BSF.4.21.0008252015360.14504-100000@backup.af.speedne t.com.au>
References:  <40.866cd.26d65d8f@aol.com>

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At 20:32 08/25/2000 +1000, Andy Farkas wrote:

>On Thu, 24 Aug 2000 Lyntal@aol.com wrote:
>
> > What would be the easiest way to explain the idea of bitmap to my middle
> > school computer students?
> > thanks
> > Lynn
>
>A museum I went to had a display explaining "resolution".  They had 3
>same-sized squares with cylinders in them arranged in a square array.  The
>first one had few large cylinders, the last many small.  sort of like:
>
>   +---------+   +---------+   +---------+
>   | O  O  O |   | o o o o |   | ....... |
>   | O  O  O |   | o o o o |   | ....... |
>   | O  O  O |   | o o o o |   | ....... |
>   | O  O  O |   | o o o o |   | ....... |
>   +---------+   +---------+   +---------+
>
>These boxes were about 30x30cm with the first one having about 10x10
>cylinders, the last one about 100x100, the idea being to put your hand on
>it and make a depression, then view the representation (the high-res one
>being the clearest).

I think something like that would work well.. or just some graph paper and 
colored pencils even.. which is almost close to reality.

A lite-brite(tm) if you could find one of those things would be great.. :)




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