Physics

Bucket launch
Chemical Mystery #9: Liquid Nitrogen vs. Dry Ice
// Thursday, January 12, 2017 • Tom Kuntzleman
A favorite experiment of mine is the bucket launch. My students and I recently tried two variations on this experiment. Watch the video below and see if you can explain the differences we observed.
Dry ice in five different liquids
Dry ice in five different liquids
// Sunday, January 1, 2017 • Tom Kuntzleman
I recently posted a video on Twitter of an experiment my students were conducting in class. I thought I’d blog about the experiment, since it seemed to generate a lot of interest.
Cloud formed when dry ice is placed in water
The Dry-Ice-in-Water Cloud
// Sunday, December 4, 2016 • Tom Kuntzleman
Have you ever wondered where the cloud comes from when dry ice is placed in water? Consider the answer returned in my browser when I Googled the phrase “How does the dry ice cloud form”:
LightBuckets.com
The World's Biggest Flame Test....
// Tuesday, October 25, 2016 • Chad Husting
Most chemistry teachers I know do flame tests with their students. It ties in well with many topics, is colorful and the kids enjoy seeing the colors and burning stuff. There are many applications. For years I always mentioned that astronomers use the idea of the flame test.
Smithsonian April 2013
Catching a Wave, by Brian Greene
// Sunday, March 27, 2016 • Hal Harris
Brian Greene is not only one of the foremost theoretical physicists/cosmologists, but he also has a talent for explaining some of the most difficult and abstract concepts in physics to those outside of his field.
AMTA
AMTA
// Wednesday, July 8, 2015 • E Posthuma
The American Modeling Teachers Association (AMTA) website is the official source for information on Modeling InstructionTM (MI).  Whether you are an experienced Modeler or simply interested in learning more about MI, I encourage you to visit the newly redesigned site and check out the availabl
Material Question
Material Question (Annals of Innovation) by John Colapinto
// Friday, January 23, 2015 • Hal Harris
If you are teacher of chemistry, you probably already know something about graphene, the first and only two-dimensional material.  As you probably know, graphene consists of a single layer of the familiar graphite carbon hexagons that we teach about in introductory courses.
The Particle at the End of the Universe by Sean Carroll
// Thursday, August 7, 2014 • Melanie Anastasio
The Higgs boson is one of our era’s most fascinating scientific frontiers and the key to understanding why mass exists. The most recent book on the subject, The God Particle, was a bestseller.
MOSART Tests
// Monday, October 28, 2013 • Deanna Cullen
The MOSART tests are designed to measure understanding of science concepts. The name, MOSART, stands for: Misconceptions-Oriented Standards-based Assessment Resources for Teachers