Tag: Experiments

  • Combustion Day 2010

    Here is a compilation of demonstrations I do for “Combustion Day”, which capitulates three days of demonstrations to identify the five main types of chemical reactions.  DO NOT TRY THESE AT HOME. Combustion Day 2010 from Brian Bartel on Vimeo.

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  • Demo Cam

    After being frustrated with my students not being able to see all of my demonstrations, I decided to make a demo cam with some of my electronic junk. The demo cam is simply an old Sony Handicam Digital 8 camcorder mounted on an inexpensive Videosecu Universal Camera Mounting Bracket. The camera has an adapter that…

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  • Extreme Phase Change

    Usually the during the week of homecoming, my Biophysical Science class is just finishing up a basic chemistry unit on the properties of matter.  To keep the kids focused on science, I make sure to obtain a little dry ice to have my students observe a unique phase change known as sublimation. We observe: Sublimation…

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  • These Kids are Hot!

    After a few days of unbearable heat in my classroom (no air conditioning in my school), I decided to quantify my misery. Using a Vernier LabPro and Surface Temperature Sensor, I collected temperature readings in my classroom (in Fahrenheit) over the course of 8 hours of school. Here is the resulting graph: You’ll notice two…

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