absolute zero 0 x 100 K
abundance of aluminum in biomass 5.1 x 10-2 %
abundance of aluminum in Earth's crust 8.15 x 100 %
abundance of aluminum in seawater 1 x 10-6 %
abundance of argon in atmosphere 9.3 x 10-1 %
abundance of carbon dioxide in atmosphere 3 x 10-2 %
abundance of hydrogen in biomass 1.05 x 101 %
abundance of hydrogen in Earth's crust 1.52 x 10-1 %
abundance of hydrogen in seawater 1.08 x 101 %
abundance of iron in biomass 1.1 x 10-1 %
abundance of iron in Earth's crust 5.00 x 100 %
abundance of iron in seawater 1 x 10-6 %
abundance of nitrogen in atmosphere 7.809 x 101 %
abundance of nitrogen in biomass 3.1 x 100 %
abundance of nitrogen in Earth's crust 1.9 x 10-3 %
abundance of nitrogen in seawater 5 x 10-5 %
abundance of oxygen in seawater 8.57 x 101 %
abundance of oxygen in biomass 7.8 x 101 %
abundance of oxygen in Earth's crust 4.66 x 101 %
abundance of oxygen in atmosphere 2.095 x 101 %
abundance of phosphorous in biomass 7.1 x 10-1 %
abundance of phosphorous in Earth's crust 1.18 x 10-1 %
abundance of phosphorous in seawater 7 x 10-6 %
abundance of silicon in biomass 2.1 x 100 %
abundance of silicon in Earth's crust 2.77 x 101 %
abundance of silicon in seawater 3 x 10-4 %
acceleration at equator due to rotation of Earth 3.4 x 10-4 m/s2
acceleration due to seat ejection from jet (extreme) 1.5 x 102 m/s2
acceleration gravity on surface of Moon 1.7 x 100 m/s2
acceleration of auto crash at 60 mph into fixed barrier 1 x 103 m/s2
acceleration of gravity (0 lat) 9.78039 x 100 m/s2
acceleration of gravity (90 lat) 9.83217 x 100 m/s2
acceleration of gravity (mean) 9.8067 x 100 m/s2
acceleration of gravity on surface of Sun 2.7 x 102 m/s2
acceleration of parachute opening (extreme) 3.2 x 102 m/s2
acceleration of proton at Fermilab 9 x 1013 m/s2
acceleration of ultracentrifuge 3 x 106 m/s2
acceleration that causes "blackout" 7 x 101 m/s2
age of Earth 1.6 x 1017 s
age of most ancient fossils 8.4 x 1016 s
age of most ancient rocks 1.1 x 1017 s
age of oldest vertebrate fossil (Bolivian jawless shark)1.48 x 1016 s
age of oldest written records (Sumerian) 1.6 x 1011 s
age of Universe 3.3 x 1017 s
air intake - average man 2.64 x 10-4 m3/s
air intake - average woman 2.44 x 10-4 m3/s
albedo (forest) 1.5 x 10-1
albedo (sand) 2.5 x 10-1
albedo (snow) 7 x 10-1
albedo (water, average) -
dependent on surface conditions 2 x 10-1
altitude of a synchronous satellite above Earth 3.5767 x 107 m
angular momentum due to orbital motion of Earth 2.7 x 1040 J s
angular momentum due to orbital motion of electron 1.05 x 10-34 J s
angular momentum due to rotation of Earth 5.8 x 1033 J s
angular momentum of automobile wheel (55 mph) 1 x 102 J s
angular momentum of bullet from rifle 2 x 10-3 J s
angular momentum of electric fan 1 x 100 J s
angular momentum of frisbee 1 x 10-1 J s
angular momentum of helicopter rotor (320 rpm) 5 x 104 J s
angular momentum of orbital motion of all planets 3.2 x 1043 J s
angular momentum of phonograph record (33 rpm) 6 x 10-3 J s
angular momentum of toy gyroscope 1 x 10-1 J s
annual carbon monoxide production of world 8.5 x 109 kg
annual nitrogen oxides production of world 2.1 x 109 kg
annual radiation dose from cosmic rays 5 x 10-2 rem
annual radiation dose from medical and dental x rays 7 x 10-2 rem
annual radiation dose from natural 40K in body 2 x 10-2 rem
annual radiation dose from radioactivity of ground
and buildings 5 x 10-2 rem
annual sulfur oxide production of world 2.4 x 109 kg
area of continents 1.49 x 1014 m2
area of continents (% total Earth) 2.92 x 101 %
area of oceans 3.61 x 1014 m2
area of oceans (% total Earth) 7.08 x 101 %
atmospheric pressure at 0 km elevation 1.01 x 105 Pa
atmospheric pressure at 10 km elevation 2.80 x 104 Pa
atmospheric pressure at 20 km elevation 5.6 x 103 Pa
atmospheric pressure at 50 km elevation 9.9 x 101 Pa
atmospheric pressure at 100 km elevation 5.6 x 10-2 Pa
atomic mass unit 1.6605655 x 10-27 kg
Avogadro's number, N 6.02205 x 1023 /mol
base pairs per average human chromosome 1.55 x 106
blackbody temperature of Earth 2.50 x 102 K
blackbody temperature of Jupiter 1.3 x 102 K
blackbody temperature of Sun 5.75 x 103 K
Bohr magneton 9.274078 x 10-24 J/T
Bohr radius of hydrogen atom 5.2917706 x 10-11 m
boiling point of He 4.2 x 100 K
boiling point of lead 2.01 x 103 K
boiling point of nitrogen 7.7 x 101 K
boiling point of tungsten 5.93 x 103 K
boiling point of water 3.73 x 102 K
Boltzmann constant 1.380662 x 10-23 J/K
carbohydrate intake - average man 4.5 x 10-6 kg/s
carbohydrate intake - average woman 3.1 x 10-6 kg/s
carbon dioxide exhaled - average man 1.2 x 10-5 kg/s
carbon dioxide exhaled - average woman 1.0 x 10-5 kg/s
carbon dioxide flux into atmosphere from
decomposition of organic matter 2.2 x 106 kg/s
carbon dioxide flux into atmosphere from fossil
fuel burning 1.7 x 105 kg/s
cats and camels domesticated 1.58 x 1011 s ago
cattle domesticated 2.52 x 1011 s ago
Cenozoic era 2.2-0.0 x 1015 s ago
chicken domesticated 1.26 x 1011 s ago
charge transfer in lightning stroke 2.5 x 101 C
classical radius of electron 2.817938 x 10-15 m
coefficient of kinetic friction (waxed skis on snow,
0 deg C) 5 x 10-2
coefficient of kinetic friction (rubber on concrete) 1 x 100
coefficient of kinetic friction (steel on steel) 6 x 10-1
coefficient of kinetic friction (waxed skis on ice,
-10 deg C) 2 x 10-1
daily food intake of adult man 1.3 x 107 J
density of air at STP 1.2250140 x 100 kg/m3
density of Earth 5.519 x 103 kg/m3
density of liquid sodium (98 C) 9.29 x 102 kg/m3
density of mercury (element) 1.36 x 104 kg/m3
density of Moon 3.342 x 104 kg/m3
density of rabbits in Nevada 1 x 10-5 /m2
density of Sun 1.410 x 103 kg/m3
density of water (273 K) 9.9987 x 103 kg/m3
density of water (277.13 K) 1.00 x 103 kg/m3
depth of oceans (mean) 3.794 x 103 m
diameter of 12 gauge wire 2.053 x 10-3 m
diameter of human hair 1 x 10-4 m
diameter of human red blood cell 7.5 x 10-6 m
diameter of iron nucleus 8 x 10-15 m
diameter of Milky Way galaxy 7.6 x 1020 m
diameter of nickel coin 2.1 x 10-2 m
diameter of proton 2 x 10-15 m
diameter of smallest virus (potato spindle) 2 x 10-8 m
diameter of typical atom 1 x 10-10 m
diastolic blood pressure 1.1 x 104 Pa
dielectric constant of air 1.00054 x 100
dielectric constant of lead titanate 1.2 x 104
dielectric constant of vacuum 1 x 100
dielectric constant of water 8.0 x 101
distance to Andromeda galaxy 2.1 x 1026 m
dog domesticated 3.78 x 1011 s ago
Earth's rotational velocity at equator 4.651 x 102 m/s
efficiency of dry cell battery 9.1 x 101 %
efficiency of gas laser 4 x 101 %
efficiency of light bulb 3 x 100 %
efficiency of solar cell 1.2 x 101 %
electric field at orbit of 1s electron in H atom 6 x 1011 N/C
electric field at the surface of U nucleus 2 x 1021 N/C
electric field needed to ionize air 3 x 106 N/C
electric field of typical radio wave 1 x 10-1 N/C
electric field of x-ray tube 5 x 106 N/C
electron rest mass, m 9.109534 x 10-31 kg
electronic charge 1.6021 x 10-19 C
emf induced between wingtips of 747 by Earth's
magnetic field 7.5 x 10-1 V
emf of dry cell 1.5 x 100 V
energy content of beer 1.8 x 106 J/kg
energy content of coal 2.93 x 107 J/kg
energy content of gasoline 4.8 x 107 J/kg
energy content of natural gas (at STP) 3.9 x 107 J/m3
energy equivalent of 1 kg mass 8.987 x 1016 J
energy from 1964 Alaska earthquake,
magnitude 9.2 3.98 x 1018 J
energy from 1979 Loma Prieta, CA, earthquake,
magnitude 7.0 2.00 x 1015 J
energy from 1994 Northridge, CA, earthquake,
magnitude 6.7 7.08 x 1014 J
energy from combustion of 1 gal gasoline 1.3 x 108 J
energy from explosion of supernova 1 x 1044 J
energy from explosion of TNT 4.6 x 106 J/kg
energy from fission of U-235 8.2 x 1013 J/kg
energy from largest earthquake ever recorded
1960 Chili Magnitude 9.5 1.23 x 1019 J
energy from metabolization of apple 4.6 x 105 J
energy in all fossil fuels on Earth 2.0 x 1023 J
energy of 1 megaton nuclear weapon 4.2 x 1015 J
energy of fission of one U-235 nucleus 3.2 x 10-11 J
energy of Hiroshima size A bomb 2.1 x 1014 J
energy of ionization of electron from H 2.2 x 10-18 J
energy of ligthning flash 1 x 109 J
energy of one push up 3 x 102 J
energy release in annihilation of matter 9.0 x 1016 J/kg
energy stored in nuclear fuel in reactor 1 x 1016 J
energy stored in nuclear fuel in Sun 1 x 1045 J
energy stored in typical flashlight battery 7 x 103 J
equilibrium constant of bicarbonate ion 4.7 x 10-11
equilibrium constant of carbonic acid 4.5 x 10-7
equilibrium constant of hydrochloric acid 1 x 103
equilibrium constant of nitric acid 1 x 101
equilibrium constant of water 1 x 10-14
escape velocity from Earth 1.1179 x 104 m/s
estimated energy stock of petroleum 1 x 1022 J
estimated energy stock of coal 2.5 x 1023 J
estimated energy stock of deuterium and
lithium for fusion 1 x 1031 J
estimated energy stock of natural gas 1 x 1022 J
estimated energy stock of oil shale 2 x 1024 J
estimated energy stock of uranium and
thorium for breeders 1 x 1026 J
Euler's number, e 2.71828182 x 100
Faraday's constant, F 9.6487 x 104 C/mol e
fat intake - average man 1.4 x 10-6 kg/s
fat intake - average woman 9.3 x 10-7 kg/s
fine structure constant 7.2973506 x 10-3
food energy intake - average man 1.35 x 102 J/s
food energy intake - average woman 1.06 x 102 J/s
force of automobile braking 1 x 104 N
force of jet engines of 747 7.7 x 105 N
force of proton on electron in H atom 8 x 10-8 N
force of thrust Saturn V engines 3.3 x 107 N
freezing point of water 2.73 x 102 K
frequency of middle C 2.56 x 102 Hz
goats and sheep domesticated 2.83 x 1011 s ago
goldfish domesticated 3.26 x 1010 s ago
gravitational constant, G 6.6720 x 10-11 m3/s2 kg
gravitational force of Earth on a man 7.3 x 102 N
gravitational force of Earth on Moon 2.0 x 1020 N
gravitational force of Earth on nickel (coin) 5.1 x 102N
gravitational force of Sun on Earth 3.5 x 1022 N
gravitational potential energy of 747 at 30,000 ft 2 x 1010 J
greatest magnetic field (maximum produced in lab) 1 x 103 T
guinea pig domesticated 9.46 x 1010 s ago
half life of free neutron 9.2 x 102 s
half life of positive pi meson 2.67 x 10-8 s
height of man (average) 1.8 x 100 m
horse domesticated 1.89 x 1011 s ago
heat of fusion of mercury 1.1 x 104 J/kg
heat of fusion of water 3.29 x 105 J/kg
heat of vaporization of mercury 2.88 x 105 J/kg
heat of vaporization of water 1.20 x 106 J/kg
heat output of man (average) 1 x 102 J/s
high end of hearing range of young adult 2 x 104 Hz
highest pressure achieved in laboratory 5 x 1011 Pa
highest temperature achieved in laboratory 6 x 107 K
highway speed limit velocity 2.5 x 101 m/s
Hubble constant 2.4 x 10-18 /s
human body temperature 3.10 x 102 K
hydrogen atom mass 1.68 x 10-27 kg
ideal gas constant, R 8.3143 x 100 J/K mole
inclination of Earth's axis to orbit 2.345 x 101 degrees
index of refraction of heavey flint glass 1.66 x 100
index of refraction of water 1.33 x 100
iron atom mass 9.5 x 10-26 kg
Josephson frequency to voltage ratio 4.835939 x 1014 Hz/V
kinetic energy of Earth revolving around the Sun 2.6 x 1033 J
kinetic energy of Earth rotating about its axis 2.1 x 1024 J
kinetic energy of falling rain drop 4 x 10-3 J
kinetic energy of highest energy cosmic ray 5.0 x 101 J
kinetic energy of Krakatoa volcano 6 x 1018 J
kinetic energy of large locomotive 5 x 105 N
kinetic energy of rifle bullet 4 x 104 J
kinetic energy of running man 4 x 103 J
kinetic energy of walking man 6.0 x 101 J
length of HMS Queen Elizabeth 3.1 x 102 m
lifetime of average human intestinal cell
(from lecture by Paul Silverman) 2.59 x 105 s
ln 2 6.9314718 x 10-1
ln 10 2.30258509 x 100
low end of hearing range of young adult 3.5 x 101 Hz
lowest temperature achieved in laboratory 5 x 10-4 K
magnetic field of typical AM radio wave 1 x 10-9 T
magnetic field produced by human body 3 x 10-10 T
magnetic moment of electron 9.284832 x 10-24 J/T
magentic field of Earth (average) 5 x 10-5 T
magnetic field at nucleus 1 x 1012 T
magnetic field of large electromagnet 2 x 100 T
magnetic field of typical ceramic magnet 2 x 10-2 T
magnetic flux quantum 2.0678506 x 10-15 Wb
mass - average man 7 x 101 kg
mass - average woman 5.8 x 101 kg
mass of Earth 5.9763 x 1024 kg
mass of HMS Queen Elizabeth 7.6 x 107 kg
mass of junk mail delivered in US 4.4 x 101 kg/s
mass of living matter on Earth 3.6 x 1014 kg
mass of Milky Way 4 x 1041 kg
mass of Moon 7.354 x 1022 kg
mass of pion 2.50 x 10-28 kg
mass of proton 1.6726485 x 10-27 kg
mass of rain drop 2 x 106 kg
mass of red blood cell 9 x 10-14 kg
mass of smallest virus 9.5 x 10-21 kg
mass of Sun 1.99 x 1030 kg
mass of Universe 1 x 1053 kg
mass of W boson 1.4 x 10-25 kg
mass of Z boson 1.7 x 10-25 kg
mass of 747 (empty) 1.6 x 105 kg
mass of typical automobile 1.5 x 103 kg
maximum upward force exerted by forearm in
isometric exercise 2.7 x 102 N
mean temperature at surface of Earth 2.87 x 102 K
melting point of iron 1.8 x 103 K
melting point of lead 6 x 102 K
melting point of nitrogen 6.3 x 101 K
melting point of tungsten 3.68 x 103 K
melting point of water 2.73 x 102 K
Mesozoic era 7.1-2.2 x 1015 s ago
molar volume of gas at STP 2.241383 x 10-2 m3
muon magnetic moment 4.490474 x 10-26 J/T
neutron rest mass 1.6749543 x 10-27 kg
number of bacteria in a site of periodontal gum disease 1 x 1010
number of cobblers in USA 1.4 x 104
number of households in USA (1980) 7 x 107
number of human chromosomes 2.3 x 101
number of nucleons in Universe 1 x 1080
orbital radius of Earth 1.49457 x 1011 m
orbital radius of Mercury 5.795 x 1010 m
orbital radius of Moon 3.84403 x 108 m
orbital radius of Pluto 5.909 x 1012 m
overpressure in car tire 2 x 105 Pa
Paleozoic era 1.8-0.7 x 1016 s ago
percent all energy in US used by automobiles 1.3 x 101 %
percent all energy in US used by trucks 5 x 100 %
percent all energy in US used for residential
space heating 1.1 x 101 %
percent all energy in US used for residential
air conditioning 1 x 100 %
percent all energy in US used in manufacture of
metals 9 x 100 %
period of AM radio wave 1 x 10-5 s
period of average heartbeat 9 x 10-1 s
period of Halley's Comet 2.4 x 109 s
period of middle C 3.8 x 10-3 s
period of revolution of Earth 3.1558150 x 107 s
period of revolution of Moon 2.36055 x 106 s
period of rotation of Earth 8.616406 x 104 s
period of rotation of Moon 2.36055 x 106 s
period of rotation of Sun 2.125 x 106 s
permeability of vacuum 1.25663706 x 10-6 H/m
permittivity of vacuum 8.85418781 x 10-12 F/m
pH of acid rain 4 x 100
pH of pure water 7 x 100
pi 3.14159265 x 100
pig domesticated 3.21 x 1011 s ago
Planck's constant, h 6.6256 x 10-34 J s
population of USA (1650) 2.3 x 106 people
population of USA (1850) 7.6 x 107 people
population of USA (1900) 9.2 x 107 people
population of USA (1950) 1.52 x 108 people
population of USA (1983) 2.34 x 108 people
population of world (1650) 5 x 108 people
population of world (1850) 1.1 x 109 people
population of world (1900) 1.6 x 109 people
population of world (1950) 2.5 x 109 people
population of world (1983) 4.7 x 109 people
power consumption of coal in USA 4.8 x 1011 J/s
power consumption of coal in world 2.9 x 1012 J/s
power consumption of natural gas in USA 6.3 x 1011 J/s
power consumption of natural gas in world 1.9 x 1012 J/s
power consumption of petroleum in USA 1.3 x 1012 J/s
power consumption of petroleum in world 4.3 x 1012 J/s
power consumption of U-235 in world 2.0 x 1011 J/s
power consumption of world (1980) 8.7 x 1011 J/s
power of 747 jet engine 2.1 x 108 J/s
power of athlete at maximum 2 x 102 J/s
power of bumblebee in flight 2 x 10-2 J/s
power of car engine 1.5 x 105 J/s
power of hurricane 2 x 1013 J/s
power of large power plant 1 x 109 J/s
power of large radio transmitter 1 x 105 J/s
power of large tugboat 1 x 106 J/s
power of lightbulb 1 x 102 J/s
power of sunlight striking Earth 1.7 x 1017 J/s
power of toaster 1 x 103 J/s
power of typical atom radiating light 1 x 10-10 J/s
power produced by U-235 fission in USA 9.8 x 1010 J/s
power radiated by Sun into space 3.7 x 1026 J/s
pressure at bottom of ocean 6 x 107 Pa
pressure at center of Earth 4 x 1011 Pa
pressure at core of neutron star 1 x 1038 Pa
pressure at sealevel 1.01 x 105 Pa
protein intake - average man 1.1 x 10-6 kg/s
protein intake - average woman 7.6 x 10-7 kg/s
quantum of circulation 3.6369455 x 10-4 J s/kg
rabbit domesticated 6.31 x 1010 s ago
radiation dose causing 100% fatalities within
2 days 5 x 103 rem
radiation dose causing 100% fatalities within
2 weeks 1 x 103 rem
radiation dose from dental x ray 2 x 10-2 rem
radiation dose from mammography x ray 2.5 x 10-1 rem
radius of asteroid that killed off the dinosaurs 4 x 103 m
radius of Earth 6.371 x 106 m
radius of Moon 1.7383 x 106 m
radius of Sun 6.95950 x 108 m
radius of Universe 1 x 1028 m
rate spent fuel rods produced by nuclear reactors
in United States 6 x 10-2 kg/s
recession velocity of fastest quasar 2.7 x 108 m/s
residence time of freons in atmosphere 3.15 x 109 s
resistivity of epoxy 1 x 1013 ohm m
resistivity of glass 1 x 1010 ohm m
resistivity of nichrome 1.00 x 10-6 ohm m
resistivity of silicon 2.6 x 101 ohm m
resistivity of silver 1.6 x 10-6 ohm m
reverberation time of St. Louis Powell Hall 2.2 x 100 s
Rydberg constant 1.09737317 x 107 /m
Schwarzchild radius of Sun 3 x 103 m
sound intensity causing rupture of ear drum 1.6 x 102 dB
sound intensity for threshold of hearing 4 x 100 dB
sound intensity for threshold of pain 1.2 x 102 dB
sound intensity of heavy street traffic 7 x 101 dB
sound intensity of jet engine at 30 m 1.3 x 102 dB
sound intensity of normal breathing 1 x 101 dB
sound intensity of normal conversation 6 x 101 dB
sound intensity of rock music 1.15 x 102 dB
sound intensity of subway train (NYC) 1.0 x 102 dB
sound intensity of thunder (close) 1.10 x 102 dB
sound intensity of whisper 2 x 101 dB
specific heat of aluminum 8.85 x 102 J/kg K
specific heat of marble 8.7 x 102 J/kg K
specific heat of water 4.134 x 103 J/kg K
spent fuel rods from nuclear reactors (US) 3 x 107 kg
spin of electron or proton 5.3 x 10-35 J s
strong force on proton in nucleus 1 x 104 N
sulfur flux into atmosphere from burning
of fossil fuels 2.7 x 103 kg/s
sulfur flux into atmosphere from natural sources 4.8 x 103 kg/s
surface area - average man 1.8 x 100 m2
surface area - average woman 1.6 x 100 m2
systolic blood pressure 1.6 x 104 Pa
temperature at center of Earth 4 x 103 K
temperature at center of H bomb 1 x 108 K
temperature at center of Sum 1.5 x 107 K
temperature at surface of Sun 4.5 x 103 K
temperature inside hottest star 1 x 109 K
temperature of acetylene torch 2.9 x 103 K
temperature of outer space 2.726 x 100 K
thermal coefficient of expansion for aluminum 2.4 x 10-5 K-1
thermal coefficient of expansion of mercury 1.8 x 10-4 K-1
thermal conductivity of aluminum 2 x 102 J/s m K
thermal conductivity of down 4.6 x 10-3 J/s m K
thermal conductivity of ice 1.2 x 100 J/s m K
thermal conductivity of lead 3.5 x 101 J/s m K
thermal conductivity of porcelain 2.5 x 10-1 J/s m K
thermal conductivity of silver 4.0 x 102 J/s m K
thermal conductivity of styrofoam 2 x 10-3 J/s m K
thermal conductivity of water (273 K) 5.63 x 10-1 J/s m K
thermal conductivity of water (373 K) 6.83 x 100 J/s m K
Thomson cross section 6.652448 x 10-27 m2
time between hits by asteriods of r=> 4000 m on Earth 3 x 1015 s
total body water - average man 6.0 x 101 %
total body water - average woman 5.0 x 101 %
travel time for light from Moon 1.3 x 100 s
travel time for light from nearest star 1.4 x 108 s
travel time for light from Sun 5 x 102 s
turkey domesticated 4.71 x 1010 s ago
velocity of brisk walk 1.3 x 100 m/s
velocity of cheetah 2.8 x 101 m/s
velocity of Concorde SST 7.1 x 102 m/s
velocity of continental drift 1 x 10-9 m/s
velocity of Earth around Sun 3.0 x 103 m/s
velocity of electron around H atom 2.2 x 108 m/s
velocity of fast baseball (Nolan Ryan, 1974) 4.51 x 101 m/s
velocity of glacier 1 x 10-6 m/s
velocity of hair growth 3 x 10-9 m/s
velocity of light in vacuum, c 2.99792458 x 108 m/s
velocity of random motion of air molecules 4.5 x 102 m/s
velocity of rifle bullet 7 x 102 m/s
velocity of snail 1 x 10-3 m/s
velocity of sound in air at 0 C, 1 atm 3.3145 x 102 m/s
velocity of winner of 100 m dash 1.2 x 101 m/s
viscosity of air (STP) 1.72 x 10-4 poise
viscosity of water (273 K) 1.75 x 101 poise
viscosity of water (373 K) 2.9 x 100 poise
water intake - average man 3.5 x 10-5 kg/s
water intake - average woman 2.1 x 10-5 kg/s
water used for agriculture in USA 6.5 x 103 m3/s
water used for agriculture in world 6.7 x 104 m3/s
water used for domestic purposes in USA 1.3 x 103 m3/s
water used for domestic purposes in world 7.0 x 103 m3/s
wavelength of AM radio wave 3 x 103 m
wavelength of blue hydrogen line 4.342 x 10-7 m
wavelength of green hydrogen line 4.863 x 10-7 m
wavelength of higher of sodium D lines 5.898 x 10-7 m
wavelength of lower of sodium D lines 5.892 x 10-7 m
wavelength of purple light 4 x 10-7 m
wavelength of red hydrogen line 6.565 x 10-7 m
wavelength of red light 7 x 10-7 m
wavelength of tsunami 2 x 105 m
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