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TWIMC:
        A lever would only have potential energy if it were in an unstable
position such as a formerly balanced lever that has just become unbalanced
because a load (resistance) has fallen of the lever.

Larry

--On Wednesday, December 11, 2002, 10:08 PM -0700 Petersons
<bikedoctor@citlink.net> wrote:

> BLOCKQUOTE { PADDING-BOTTOM: 0px; PADDING-TOP: 0px } DL { PADDING-BOTTOM:
> 0px; PADDING-TOP: 0px } UL { PADDING-BOTTOM: 0px; PADDING-TOP: 0px } OL {
> PADDING-BOTTOM: 0px; PADDING-TOP: 0px } LI { PADDING-BOTTOM: 0px;
> PADDING-TOP: 0px }
>
> I was studying the energy transformations and forms of energy in the game
> "Mouse trap"
>
> this toy made me wonder - does a lever have potential energy, just by
> being a lever?
>
>
>
>
> ----- Original Message -----
> From: Alison Reid
> To: channel-talkenergy@learner.org
> Sent: Wednesday, December 11, 2002 7:40 AM
> Subject: [Channel-talkenergy] Rube Goldberg-like contraptions
>
>
> Dear Linda,
>
>
> Have you tried the "Cat-traption" on the Energy site
> (http://www.learner.org/workshops/energy/cattraption/)? It's an
> animated version of the Rube Goldberg-like contraption used in
> demonstrations on the videos. There's also a Web highlight about it, with
> a challenge, at
> http://www.learner.org/workshops/energy/workshop3/icon1.html .
>
>
> I'd love to know if that's useful to you, especially since you find the
> Rube Goldberg contraptions helpful to your teaching already.
>
>
> -Alison Reid
> Annenberg Channel Webmaster
>
> Hello again! I like the Mouse Trap idea for my simple machines unit. I
> use pictures of the Rube Goldberg contraptions to identify simple
> machines and energy transfer. The kids love the contraptions. I found
> the pics on a Rube Goldberg internet web site. Linda
>
>
>
>
> --
>
>
> -----------------------------------
> Alison Reid
> Web Specialist
> Harvard-Smithsonian CfA
> 60 Garden St., MS82
> Cambridge, MA 02138
> Tel: 617-496-7680

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