Michael Crichton, one of my favorite authors, writes stories that are infused with leading edge research. Some of my favorites include Prey, Jurassic Park, Andromeda Strain, and Airframe. Next is his new novel. Like in those books mentioned, science is also a major force in the story. Jurassic Park utilized […]
Archive for January, 2007
Polymers are long chained molecules made up of repeated units called polymers. An excellent demo for polymers is polyurethane. It can be purchased from several science supply companies, here is one provided by Science Kit and Boreal Laboratories. The one in the video below is from Flinn Scientific. There are many […]
Video Demo: Constant Speed & Positive Acceleration
Published by January 13th, 2007 in Demos. 0 CommentsConstant speed is a concept that is somewhat difficult to study hands on. First it is important to use something in which will travel constant speed. Constant speed cars are cheap and readily available and they go at a speed that doesn’t change. The car goes slow enough so that students are […]
This demo comes from Flinn Scientific. Flinn provides a Chem Fax! service, which are free demos that Flinn emails you. This demo demonstrates the changing color of an indicator when pH changes. Here is the procedure:
1. 100 ml of a 0.1 M NaOH solution is added to 350 ml of distilled water […]
The egg drop is a staple of science classes. I love the egg drop. It is one of the few learning activities where all students can construct an apparatus that doesn’t require a parent to take over the student’s work, doesn’t require expensive or hard to get materials, and hey you might get […]
