12 inches =
1 foot
3 feet (36 inches) =
1 yard
5.5 yards (16.5 feet) =
1 rod
40 rods (660 feet or 220 yards) =
1 furlong
8 furlongs (5,280 feet or 1,760 yards) =
1 statute mile
3 miles =
1 league (definition has varied over time)
6,076 feet =
1 nautical mile
144 square inches =
1 square foot
9 square feet =
1 square yard
4840 square yards =
1 acre
640 acres =
1 square mile
7.92 inches =
1 link
100 links =
1 chain
80 chains =
1 statute mile
4 gills =
1 pint
2 pints =
1 quart
4 quarts =
1 gallon
3 teaspoons =
1 tablespoon
2 tablespoons =
1 fluid ounce
8 ounces =
1 cup
8 quarts =
1 peck
4 pecks =
1 bushel
437.5 grains =
1 ounce
16 ounces =
1 pound
2,000 pounds =
1 ton
2,204 pounds =
1 metric ton (1,000 kg.)
14 pounds =
1 stone
2.54 centimeters =
1 inch
.9 meters =
1 yard
39.37 inches =
1 yard
3,281 feet =
1 kilometer
.6 miles =
1 kilometer
1.6 kilometers =
1 mile
.4 hectare =
1 acre
2.4 acres =
1 hectare
.946 liters =
1 quart
1.05 quarts =
1 liter
.45 kilograms =
1 pound
2.2 pounds =
1 kilogram
1 nautical mile per hour =
1 knot
5.8 trillion miles =
1 lightyear
Freezing water in Fahrenheit =
32 degrees
Freezing water in Celsius =
0 degrees
Boiling water in Fahrenheit =
212 degrees
Boiling water in Celsius =
100 degrees
Average human temperature in Fahrenheit =
98.6 degrees
Average human temperature in Celsius =
37 degrees
Fahrenheit and Celsius intersect at =
-40 degrees