Category: Month: September 2010
The new issue of @Concord includes articles on formative assessments in electronics, a new simulation for teaching and learning heat transfer, nanoscience and genetics education, and more.
I was bothered by an experiment I did recently about the temperature distribution in a cup of salt solution. I added a few spoons of table salt and baking soda in two cups of water to create two saturated solutions. Then I left them sit there for a few…
Infrared (IR) imaging is a technique for seeing heat based on detecting thermal radiation (mostly IR) an object emits. It used to be a very expensive tool only affordable to guys in military and secret services where money is not a problem.You can now …