Date: Tue, 30 Nov 2004 13:23:40 -0500

Author: Richard Flarend

Subject: Re: FW: Van de Graff and pacemakers

Post:

You can cut short pieces of string that will toward the dome, stick for
an instant, then shoot off. Great for showing attraction of a neutral
object and repulsion of like charges. They will also shoot toward and
then off of a person who is touching the VDG.

Richard F.


rwh04@ionaprep.pvt.k12.ny.us wrote:

>
>Thanks. I've just added those to my stock of tricks.
>
>Br. Robert W. Harris
>Iona Prep School
>http://IonaPhysics.org
>
>
>
>-----Original Message-----
>Incidently our favourite is a polystyrene cup full of polystyrene beads
>on top of the dome which, when the charge comes on, erupts with beads
>everywhere. We have had to watch this one in primary school shows as
>the beads are lethal if inhaled as they (the beads) do not show up
>under X-ray conditions.
>
>Safer is the demo of flying saucers using light aluminium ash trays
>from MacDonalds. A stack of these cascades off beautifully.
>
>If these are in your stock of tricks my apologies.
>
>David Bailey
>
>
>
>
>
>





Back