APPENDIX B Units of Measurement
Scientific and technical calculations often involve numbers that include units of measurement. It is very important to be able to work with these numbers algebraically. Performing operations on numbers with units and converting between units are discussed in Section 1.4. Included in that section are tables of conversion factors and metric prefixes as well as several examples and exercises involving units and unit conversions. This appendix is intended to provide an overview of the types of units used in this book, including the quantities they measure, their symbols, and how some units are derived from others.
There are two basic systems of units, the SI metric system (International System of Units) and the
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