
ZENO
®
-3200 USER MANUAL
Coastal Environmental Systems (206) 682-6048
Page A-2
Physical Properties of Water
Property Value
Density 1000 kg/m
3
Specific heat capacity at constant pressure 4190 J/kg·K
Heat of fusion (0 °C) 333 kJ/kg
Heat of vaporization (100 °C) 2260 kJ/kg
Speed of sound 1460 m/s
Index of refraction (λ = 589 nm) 1.33
Molecular weight 0.0180 kg/mol
Physical Properties of the Earth
Property Value
Density
5.98 10
34
kg
Mean radius
6.37 10
6
m
Standard gravity 9.81 m/s
2
Standard atmosphere
1.01 10
5
Pa
2. CONVERSION CONSTANTS
2.1. United States Measurements
LENGTH
1 foot (ft.) = 12 inches
1 yard (yd.) = 3 feet = 36 inches
1 rod (rd.) = 5.5 yards = 16.5 feet = 198 inches
1 chain (ch.) = 4 rods = 22 yards = 66 feet = 792 inches
1 mile = 80 chains = 320 rods = 1760 yards = 5280 feet = 63360 inches
1 nautical mile
297
= 1.150757576 miles = 6076 feet
AREA
1 square foot = 144 square inches
1 square yard = 9 square feet = 1296 square inches
1 square rod = 30.25 square yards = 272.25 square feet
1 square chain = 8 square rods = 242 square yards = 1089 square feet
1 acre = 8 square chains = 160 square rods = 4840 square yards = 43,560 square feet
1 square mile = 640 acres
PHYSICAL VOLUME
1 cubic foot = 1728 cubic inches
297
A nautical mile is based upon 1 minute of arc of a great circle.
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