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USGS/Cascades Volcano Observatory, Vancouver, Washington

Conversion Formulas

BEGIN WITH FORMULA for CONVERTING
(Multiply Number of Units by Conversion Number to Obtain New Number of Units)
millimeters (mm) millimeters x 0.03937 = inches
centimeters (cm) centimeters x 10 = millimeters
centimeters x 0.3937 = inches
meters (m) meters x 1000 = millimeters
meters x 100 = centimeters
meters x 3.281 = feet
meters per second x 3.281 = feet per second
square meters x 10.76 = square feet
square meters x 1.196 = square yards
square meters x 0.0002471 = square acres
cubic meters x 35.31 = cubic feet
cubic meters x 1.308 = cubic yards
cubic meters x 0.0008107 = acre-feet
cubic meters per second x 35.31 = cubic feet per second
cubic meters per second x 15,850.00 = gallons per minute
kilometers (km) kilometers x 1000 = meters
kilometers x 0.6214 = miles
square kilometers x 0.3861 = square miles
cubic kilometers x 0.2399 = cubic miles
inches (in) inches x 25.4 = millimeters
inches x 2.54 = centimeters
square inch x 6.4516 = square centimeters
feet (ft) feet x 12 = inches
feet x 0.3048 = meters
square feet x 0.09294 = square meters
cubic feet x 0.02832 = cubic meters
acre-foot x 1233 = cubic meters
yard (yd) yard x 3 = feet
yard x 0.9144 = meters
miles (mi) miles x 5280 = feet
miles x 1609.3 = meters
miles x 1.609 = kilometers
square miles x 2.590 = square kilometers
cubic miles x 4.168 = cubic kilometers
acre-foot (acre-ft) acre-ft x 1233 = cubic meters
microradian microradian x 0.2 = second of arc
Temperature Conversions
degrees Fahrenheit (F)
degrees Celsius (C)
(F - 32) x 5/9 = C
(C x 1.8) + 32 = F
(C x 2) - (C x 2 x 0.1) + 32 = F
a) double the Celsius temperature
b) subtract 10% of the doubled temperature
c) add 32
Weights and Measures
(Left Column Equals Right Column)
1 cup = 8 fluid ounces = 4.8 ounces = 137 grams dry weight
= 8 ounces
= 16 tablespoons
= 48 teaspoons
1 gallon = 0.1337 cubic feet
= 231 cubic inches
= 3.785 liters
= 8.336 pounds of water
= 133.376 ounces of water
1 liter = 0.001 cubic meter
= 1.057 quarts
= 0.2642 gallons
= 0.03531 cubic feet
1 ounce = 0.0625 pounds
= 28.35 grams
= 437.5 grains
1 pound (Avoirdupois) = 16 ounces
= 0.4536 kilograms
= 7000 grains
= 1.2153 pounds Troy
1 quart = 2 pints
= 0.25 gallons
= 0.9464 liters
= 2.084 pounds of water


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10/12/04, Lyn Topinka