Dr. Campbell's Favorite Demos
Monday, May 23, 2016
Illustrating metal deformation at the atomic level using egg crate cartons
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The video shows how you can illustrate metal deformation at the atomic level (with slip planes and dislocations) using egg crate cartons. M...
Sunday, April 10, 2016
Changes in the Community Solar System
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INITIAL POST 8-16-13: With the Lakeview Museum changing to the Riverfront Museum, the position of the "sun" for the Community Sola...
Saturday, February 6, 2016
Folded paper "snowflakes" with different symmetries
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I like to play with folder paper cutouts and making paper snowflakes. Recently I have been experimenting with trying to get different symme...
Tuesday, January 26, 2016
Simple cold weather gas laws experiment
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2 liters of gas at 294 Kelvin becomes about 1.75 liters of gas at 258 Kelvin.
Sunday, November 29, 2015
Beilstein Test with Christmas Lights
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I have heard over the years about placing old Christmas lights into a campfire to make the flames turn green. This is a variation of the old...
Sunday, September 20, 2015
Decomposition of Esters in Old Scented Markers
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We have some old scented markers in our Sunday school classroom and I have noticed that in addition to the pleasant fruity and minty smells ...
Monday, August 31, 2015
Flashbulbs
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Wow, I guess it has been a while since I have added to this blog. Recently, I found several unused flashbulbs produced by General Electric....
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