Reference & Resources

Ask an Expert(7)

Dictionaries(6)

Encyclopedias(7)

Libraries(3)

Quotations(7)

EquationSheet.com

Reference & Resources

Searchable directory, arranged by field, of equations, constants, symbols and SI units. Also features LaTEX utilities, software links.

Website URL: http://www.equationsheet.com/

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Beta-Theta

Reference & Resources

Gives general defintions, background and examples from the science fields of biology, physics, chemistry, math, and history. Includes forum boards.

Website URL: http://www.beta-theta.com/

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Astronomical Constants from NASA

Reference & Resources

Astronomical/space constants and equations.

Website URL: http://www.ksc.nasa.gov/facts/faq04.html

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Wikimedia Foundation (12)

Reference & Resources

Learn more about the Wikimedia Foundation, dedicated to the development and distribution of free content, including its sites Wikipedia, Wikiquote, Wikisource, Wikibooks, and Wiktionary.

Website URL: http://dir.yahoo.com/Reference/Wikimedia_Foundation/

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