Conversions and Units Of Measurement
- A Dictionary of Units
Summary of most of the units of measurement to be found in use around the world today, and a few of historical interest, together with appropriate conversion factors needed to change them into a 'standard' unit of the SI . Managed at University of Plymouth - Calculators Online Center
Large aggregation of links to sites which perform calculations of all kinds, by Jim Martindale - conversion tables to and from metric units
SI Imperial and scientific - Convert it!
Conversion tables for lots of scientific and engineering data - English Weights and Measures
Imperial weights and measures - How far is it?
Calculates distance "as the crow flies" between two points, using longitude/latitude. Based on US Census data plus major cities worldwide - Temperature Converter
Conversion of Celsius, Fahrenheit, Kelvin, Reaumur and Rankine systems - Timezone Converter
Find out what time it is anywhere in the world; for planning travel, phone calls, etc. - Universal Currency Converter