Pendulum

John Voiklis voiklis
Mon May 5 08:53:38 PDT 2003


What might be useful to all the mentors/educators on this list is if
Alan or someone could recommend a book or resource reviewing "All the Real
Math To Which School (Including College) Refused You Access."

Does such a thing exist?

Best,

John


On Wed, 16 Apr 2003, Phil Firsenbaum wrote:

> Wonderful, I've got the thing swinging from a fixed point, but it's not
> a pendulum yet...it keeps swinging at the same rate and returns to the
> same position.
> Anyone want to venture a hint as to how to slow it down relative to the
> length of its "string?"
> Phil
>
>
> On Tuesday, April 15, 2003, at 03:10 PM, Andreas Raab wrote:
>
> > Hi Phil,
> >
> > The easiest way of doing this is to draw a sketch for the pendulum and
> > then set both the "center of rotation" and its "heading arrow"
> > accordingly:
> >
> <image.tiff>
> >
> >  Once you did this you can change the heading so that it swings:
> >
> <image.tiff>
> >
> > Cheers,
> >
> >   - Andreas
> >
> > > -----Original Message-----
> > > From: owner-squeakland at squeakland.org
> > > [mailto:owner-squeakland at squeakland.org] On Behalf Of Phil Firsenbaum
> > > Sent: Tuesday, April 15, 2003 8:59 PM
> > > To: squeakland at squeakland.org
> > > Subject: Pendulum
> > >
> > >
> > > One of my colleagues is doing a pendulum study in her 5th grade
> > > classroom. I thought it would be interesting to do a Squeak project
> > > about pendulums.
> > > This is as far as I've gotten...I'm not sure how to make the pendulum
> > > swing while it's fixed point stays attached to the blue block.
> > > Any suggestions?
> > > Phil
> > >
> > >
> >
>





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