Science Online and Health Reference Center - Conversion Calculator

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The Science Online and Health Reference Center databases contain a Conversion Calculator feature. The Conversion Calculator lets you quickly convert numerical values from one measurement unit to another. Listed below are the types of measurements you can convert and the different units available for each type.

  • Angles - degrees, radians
  • Area - acres, square centimeters, square inches, square feet, square kilometers, square millimeters, square meters, square yards
  • Computer Storage - bytes, gibibytes, gigabytes, kibibytes, kilobytes, mebibytes, megabytes, pebibytes, petabytes, tebibytes, terabytes
  • Force - dynes, gram-force, kgm-force, newtons, poundals, pound-force
  • Frequency - cps, deg/s, hertz, kHz, MHz, rad/s, rpm, rps
  • Length - centimeters, inches, feet, kilometers, light-years, microns, miles, millimeters, meters, yards, nautical miles, parsecs
  • Pressure - atmospheres, bars, kilopascals, pascals
  • Temperature - Celsius, Fahrenheit, kelvin
  • Time - days , hours, minutes, seconds, years, days (sidereal), hours (sidereal), minutes (sidereal), seconds (sidereal), years (sidereal), years (tropical)
  • Velocity and Speed - centimeters/second, feet/minute, feet/second, kilometers/hour, meters/second, miles/hour
  • Volume - cups, fluid ounces, gallons, liters, milliliters, pints, quarts, tablespoons, teaspoons
  • Weight and Mass - grams, kilograms, metric tons, ounces, pounds, tons
  • Work and Energy - Btu, calories, joules, kilowatt-hours, watts

 

To use the Conversion Calculator:

  • Click on the Conversion Calculator link located in the upper right of all pages. A Conversion Calculator pop-up box will appear.

Conversion Calculator

  1. Click on a the + or the text link for the type of measurement you want to convert. Two text boxes and drop-down menus will appear.
  2. Enter your value in the top text box.
  3. Choose a measurement unit to Convert from.
  4. Choose a measurement unit to Convert to.
  5. Click Convert.

Conversion Calculator

The value for the new measurement unit will appear in the second text box.

 

Notes on Conversions: Conversion factors are from NIST's Guide to SI units. Figures may not be exact due to rounding. Scientific notation is used for very small or very large numbers.

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