Section 1.3 Reference Topics
Figure 1.10 uses size comparisons in the universe
to introduct scientific notation. This dynamite site, called "Powers
of Ten" is not to be missed. Do not be impatient as it loads -- it is
worth the wait.
http://micro.magnet.fsu.edu/primer/java/scienceopticsu/powersof10/index.html
Scientific Notation in Everyday Life, Significant
Digits:
http://www.math.toronto.edu/mathnet/questionCorner/scinot.html
We introduced calculators in this section, and even
though I try not to recommend commercial sites, I will make these two
an exception. Both Texas Instruments and Hewlett Packard have excellent
sites, with a great deal of useful information:
http://www.ti.com
http://www.hp.com/calculators/index-us.html