Date: Tue Nov 21 10:11:02 2006

Author: Wolfgang Rueckner

Subject: Re: horizontal oscillator


On Nov 21, 2006, at 9:53 AM, Santos Ramirez wrote:

> I believe the key to what Wolfgang is describing is a short length of
> slinky that has been "over-stretched" such that the loops
> are about 1/2 inch apart. This means the spring is now somewhat stiff
> and if the ends of the spring are firmly secured between a cart and
> the air track post, the spring will not droop.
> You have the right slinky, just need to cut it a bit.
> SR

thanks for clarifying, Santos. -- Wolfgang