Browsing All posts tagged under »geology«

Interactive tool: Practice estimating relative sizes

August 26, 2010 by


Interactive tool for practicing comparing two lengths, areas, and volumes. It is VERY TRICKY to judge how area and volume change with size. This tool gives you good practice. Good for physics problems to do with pressure, gravity, and other places where area or volume are important. Explore size estimation in one, two and three dimensions! Multiple levels of difficulty allow for progressive skill improvement.

Welcome to the CFAA Science Blog

July 26, 2010 by


The purpose of this blog is to support ETSU undergraduates enrolled in science courses. Search the blog to find answers to your questions, or post a question or comment to get feedback from a tutor in the Center for Academic Achievement! We will be adding articles to this blog regularly beginning September 1, 2010. We […]