Date: Tue, 22 Apr 2003 22:51:17 -0400

Author: Chuck Britton

Subject: RE: Buoyancy demo (Thanks!)

Post:

At 10:35 PM -0400 4/22/03, Dick Heckathorn wrote:

>Greetings,
>
>Chuck, how can one shake it up and see what happens if one has already
>drank the cream off the top. Thanks for the memories. It sure was
>delicious.

And then there were those cold mornings when the frozen cream was
pushed up out of the neck of the bottle. Paper cap balanced on the
'ice cream' pillar.


It's really not a 'do-it' thing but a conceptual thing to argue about.
--
.-. .-. .-. .-. .-. .-. .-. .-. .-. .-
\ / \ / \ N / \ C / \ S / \ S / \ M / \ / \ /
`-' `-' `-' `-' `-' `-' `-' `-' `-'
Chuck Britton Education is what is left when
britton@ncssm.edu you have forgotten everything
North Carolina School of Science & Math you learned in school.
(919) 416-2762 Albert Einstein, 1936
From anthony_lapinski@pds.org Wed Apr 23 07:57:06 2003
Message-id:
Date: Wed, 23 Apr 2003 08:06:40 -0400
Subject: Re: bumblebee
To: tap-l@listproc.appstate.edu
Cc: tap-l@listproc.appstate.edu
From: "Anthony Lapinski"
References:
<3EA5F29C.7020802@wfu.edu>
In-Reply-To: <3EA5F29C.7020802@wfu.edu>
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Oh, this is good! Perfect! Thanks!!

tap-l@listproc.appstate.edu writes:
>Here's a list:
>http://wings.avkids.com/Book/Animals/instructor/insects-02.html
>
>Chele
>
>Anthony Lapinski wrote:
>
>>Anyone know the approximate frequency of a bumblebee (or other small
>>flying creatures) flapping its wings? I'm trying to make up a
>>beats/Doppler effect problem.
>>
>>
>>
>>
>>
>
>--
>~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~ - ~
>- ~ - ~ - ~
> Machele Cable Lab Manager Physics WFU
> Phone: (336) 758-5532 Fax: (336) 758-6142
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>- ~ - ~ - ~
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>- ~ - ~ - ~
> There's a thin woman inside of me trying to get out,
> but I can usually shut her up with some chocolate!
>
>

From edwardsabol@hotmail.com Wed Apr 23 08:58:48 2003
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From: "Edward Sabol"
To: tap-l@listproc.appstate.edu
Subject: Re: exponential growth
Date: Wed, 23 Apr 2003 13:03:05 +0000
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How about the old sugar and sulfuric acid mix. Makes monster ash. Be
careful.





>From: Gerald Zani
>Reply-To: tap-l@listproc.appstate.edu
>To: tap-l@listproc.appstate.edu
>Subject: Re: exponential growth
>Date: Tue, 22 Apr 2003 14:59:48 -0400
>
>JSJ,
>
>Thanks, BUT...The astro faculty nows about that film. Again, I seek not a
>movie, nor a demo about the exponential scaling of dimensions.
>
>I seek a dynamic, physical demo about exponential growth. There are lots
>of demos about exponential decay, for example the decay of damped
>oscillations. But is there a demo, not a movie or computer simulation, but
>a demo about exponential growth? Maybe some kind of exponential growth in
>the amplitude of some kind of oscillation? I dunno. I asketh, and I
>seeketh experimental knowledge. Living proof. Not a movie. But again, I
>say thanks for taking a shot, Jerry
>
>At 02:46 PM 4/22/2003 -0400, you wrote:
>>What about the Eameses' film, Powers of Ten? Admittedly, just a flick,
>>but an astounding and insight-yielding one.
>>
>>____________________________________________________
>>Jason St. John 617.353.2634 stjohn@bu.edu
>>Boston University Physics Lecture Demonstrations
>>
>>On 2003-04-22.13:41 owner-tap-l@listproc.appstate.edu sent:
>>
>>Tappers,
>>
>>Does anyone have a demo to show exponential growth?
>>
>>I am not interested to do comparative volumes of grains of sand or
>>rice. That is a static model for exponential growth that I don't want. I
>>do not need mathematical models or simulations.
>>
>>I need a dynamic demo, something akin to bacteria growth, but rather a
>>physical demo not a biological one. The topic of exponential growth comes
>>up in Astronomy and I would like to give the class a good demo.
>>
>>Any ideas?
>>
>>Jerry
>>Gerald Zani e-mail: Gerald_Zani@brown.edu
>>Manager of Demonstrations phone: (401) 863-3964
>>Department of Physics FAX: (401) 863-2024
>>Brown University Providence, RI 02912-1843 USA
>>
>>URL http://www.physics.brown.edu/users/staff/zani/index.html
>>URL http://www.physics.brown.edu/Studies/Demo/
>>
>>"Look deep, deep, into nature and then you will understand better."
>>Albert Einstein
>
>Gerald Zani e-mail: Gerald_Zani@brown.edu
>Manager of Demonstrations phone: (401) 863-3964
>Department of Physics FAX: (401) 863-2024
>Brown University Providence, RI 02912-1843 USA
>
>URL http://www.physics.brown.edu/users/staff/zani/index.html
>URL http://www.physics.brown.edu/Studies/Demo/
>
>Do a little more of that work which you have confessed to be good,
>Which you feel that society and your most Just Judge rightly demand of you.
>Cultivate the tree which you have found to bear fruit in your soil.
>If you have any experiments you would like to try, try them.
>Now's your chance.
>Henry David Thoreau, Journal entry, 1850.
>


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From Gerald_Zani@brown.edu Wed Apr 23 09:21:40 2003

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