Print this Web Links Activity Log to record your findings. In order to view and print these activities, it is necessary to
have Adobe Acrobat Reader. If you do not have this, get the free download now.
Click the Techie Toolbox for tips and help to make the most of your time on the Web.
Chapter
4: Rocks
Getting
to Know Coal[Updated Link Coming Soon]
You can find out all about the formation and classification of coal at this site. Discover the differences between lignite and anthracite coal. Which type of coal is primarily used to
heat individual homes? Which type is burned in power plants to produce electricity?
