Re: Momentum Demo

["Bernard G. Cleyet & Nancy Ann Seese" <georgeann@REDSHIFT.COM>]

The variant of this I've used (and has been a long thread here and, or on
tap-l) is to use a scuba tank or CO2 fire extinguisher -- the baking soda
and sulfuric acid -- water one would be even better --- outside!  Haven't
tried it though.

bc



Thomas O'Neill wrote:

> J.
>         I would suggest students on skateboards and a medicine ball from
> PE.  Let two students head towards each other on skateboards.  Have the
> first student throw the medicine ball towards the second who catches it.
> Watch as each of them slow down, the first when the medicine ball is
> tossed and the second when the medicine ball is caught.  Try again but
> this time have the students move away from each other (trickier for a
> successful catch) and watch what happens.  Use light students on good
> boards.  If nothing else you can annoy the English department by doing
> it out in the hall during class.
>
> THO
>
> Thomas O'Neill
> o'neill@csvrgs.k12.va.us
> Physics
> oneill@csvrgs.k12.va.us
> C Shenandoah Valley R Governor's School    540.245.5088
>
>  -----Original Message-----
> From:   J. Manor [mailto:jmanor@REMC4.K12.MI.US]
> Sent:   Wednesday, January 31, 2001 7:51 AM
> To:     PHYS-L@lists.nau.edu
> Subject:        Momentum Demo
>
> I need some suggestions for a demo for my high school physical science
> class on momentum.