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Science (multidisciplinary and technology): A Guide to Web Resources

Calculators, Constants, & Conversion Factors

Conversion of Units

A program that automatically converts units of measurement.

Fundamental Scientific Constants

A list of scientific constants.

Guide for the Use of the International System of Units (SI)

Provides assistance in the use of the SI (the modern metric system).

Martindale's Calculators On-Line Center

Arranged by subject field, find links over to 22,000 scientific calculators, from the basic to the complex.

Measurement Converter

An automatic converter implemented in JavaScript which provides measurement conversions for weight, capacity & volume, length, area, speed, pressure, temperature, circular measure, & time.

This Website provides temperature, length, area, volume, and weight/mass unit conversions.  It contains both online calculators and printable tables in English and Spanish.