RE: Junior High Electrical Demonstration

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Original poster: "Mccauley, Daniel H by way of Terry Fritz <teslalist-at-qwest-dot-net>" <daniel.h.mccauley-at-lmco-dot-com>


I was going to do a small demo for a school in my area for a friend of mine
who is a science teacher, but the school immediately shot it down due to
liability reasons.
Sign of the times I guess . . .

The Captain


 > Hi everybody,
 > I just got done with doing a demonstration for the 8th grade science
 > classes at my local junior high school. I got to get out of
 > my classes at
 > my school (yes!) and bring a couple of my things over. I
 > brought my 6 inch
 > coil (it now shoots about 3ft sparks!) my mini coil (awww... cute!) a
 > jacobs ladder, and a small electromagnetic ring launcher. I
 > had a lot of
 > fun showing them some basics such as conductors and
 > insulators ("Here kid,
 > take this yardstick and wave it through the sparks of this
 > small coil.
 > Don't feel anything? That's called an insulator. Now try this
 > copper rod...
 > he he he) we also played around with electromagnetics, we lit up some
 > florescent tubes, showed resistance by heating up an aluminum
 > ring and
 > tossing it to someone, then watching them drop it when the! y
 > realize how
 > much it had heated up. =D Then, at the end of the demo, I
 > lined the whole
 > class (those who were brave enough!) had them all hold hands,
 > one end of
 > the line was holding on to a metal door frame, the other end
 > was holding
 > the copper rod and moved it in to the mini coil sparks... it
 > was enough to
 > make them jump a little. =D It was a blast. The best part was
 > waiting for
 > the next class between periods, and watching people walk by,
 > stop, then
 > take a second look at all of the bizarre looking stuff
 > sitting in there. =D
 > I just thought I'd share what I've been doing these past
 > days... By the
 > way, if any of you ever get the chance to do some demo for a
 > school or
 > whatever, be sure to do it. It's great fun for you and
 > whoever participates
 > in it. See ya!
 >
 >
 > -Chris
 >
 >