Page 719 - Geosystems An Introduction to Physical Geography 4th Canadian Edition

Appendix D: Common Conversions A-14
Imperial to Metric
Imperial Measure
Length
Inches (in.) Feet (ft) Yards (yd) Miles (mi) Statute miles Area
Square inches (in.2) Square feet (ft2) Square yards (yd2) Square miles (mi2) Acres (a)
Volume
Cubic inches (in.3) Cubic feet (ft3)
Cubic yards (yd3) Cubic miles (mi3) Quarts (qt), U.S. Quarts (qt), Imperial Gallons (gal), U.S. Gallons (gal), Imperial Mass
Ounces (oz)
Pounds (lb)
Short ton (tn), U.S. Velocity
Miles per hour (mph) Miles per hour (mph)
Miles per hour (mph)
Temperature
Degrees Fahrenheit (°F) Fahrenheit degrees (F°) Additional water measurements Gallons (U.S.)
Acre-feet
Additional Notation
Multiples
1 000 000 000 = 109 1 000 000 = 106 1000 = 103 100 = 102 10 = 101 1 = 100
0.1 = 10−1 0.01 = 10−2 0.001 = 10−3 0.000001 = 10−6
Multiply by
2.54 0.3048 0.9144 1.6094 0.8684
6.45 0.0929 0.8361 2.5900 0.4047
16.39 0.028 0.765 4.17 0.9463 1.14 3.8 4.55
28.3495 0.4536 0.91
0.448 1.6094 0.8684
0.556 (after subtracting 32) 0.556
0.833 325 872
Prefixes
giga G mega M kilo k hecto h deka da
deci d centi c milli m micro μ
Metric Equivalent
Centimetres (cm) Metres (m) Metres (m) Kilometres (km) Nautical miles
Square centimetres (cm2) Square metres (m2) Square metres (m2) Square kilometres (km2) Hectares (ha)
Cubic centimetres (cm3) Cubic metres (m3) Cubic metres (m3) Cubic kilometres (km3) Litres (l)
Litres (l) Litres (l) Litres (l)
Grams (g) Kilograms (kg) Metric tonnes (t)
Metres per second (m·s−1) Kilometres per hour (km·h−1) Knots (kn) (nautical mph)
Degrees Celsius (°C) Celsius degrees (C°)
Gallons (Imperial) Gallons (gal, U.S.)