This document provides conversion factors and abbreviations for various units of measurement in the metric system including length, area, volume, weight, temperature, time, speed, force, pressure, power, angle, and other physical quantities. Some key conversions include: - 1 meter = 100 centimeters - 1 square meter = 10,000 square centimeters - 1 liter = 1,000 cubic centimeters - 1 kilogram = 1,000 grams - 0 degrees Celsius = 32 degrees Fahrenheit - 1 newton = 100,000 dynes - 1 bar = 100,000 pascals

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2. LENGTH
1 m = 1000 mm
1 m = 100 cm
1 m = 10 dm
1 km = 1000 m
1 mile = 1609.344 m
1 yd = 0.9144 m
1 yard = 36 inch
1 ft = 12 inch
ABBREVIATION
m = meter
cm = centimeter
dm = decimeter
mm = millimeter
yd = yard
ft = feet

3. AREA
1 m2 = (100)2 cm2
1 m2 = (1000)2 mm2
1 hec = 104 m2
1 km2 = 106 m2
1 km2 = 100 hec
1 km2 = 247.105 acre
1 acre = 4046.856 m2
ABBREVIATION
m2 = Sq. meter
cm2 = sq. centimeter
mm2 = sq. millimeter
km2 = sq. kilometer
hec = hectare

4. VOLUME
1 m3 = 1000 lit
1 lit = 1000 ml
1 lit = 1000 cm3
1 gal (UK) = 4.546 lit
1 gal (US) = 3.785 lit
1 bbl = 34.97 gal(UK)
1 bbl = 42 gal(US)
1 bbl = 0.158 m3
ABBREVIATION
m3 = cubic meter
cm3 = cubic centimeter
lit = liter
bbl = barrel
gal = gallon

5. WEIGHT
1 Ton = 1000 kg
1 kg = 1000 g
1 kg = 1000000 mg
1 0z = 28.349 g
1 pou = 453.592 g
1 carat = 0.2 g
ABBREVIATION
g = gram
kg = kilogram
mg = milligram
0z = ozone
Pou = pound

6. TEMPERATURE
0 ◦C = 32 ◦F
0 ◦C = 273.15 k
ABBREVIATION
◦C = degree Celsius
◦F = degree Fahrenheit
k = kelvin
NOTE
To convert any C to F, use the following formulae
◦F = (1.8 × ◦C) + 32

7. TIME
1 yr = 365 days
1 day = 24 hrs
1 hr = 60 min
1 min = 60 sec
1 sec = 1000 ms
ABBREVIATION
yr = year
hr = hour
min = minute
sec = second
ms = millisecond

8. SPEED
SPEED will be based on basics of LENGTH and TIME
FORCE
1 N = 105 dyn
1 kgf = 980665 dyn
ABBREVIATION
N = Newton
Dyn = Dyne
kgf = kilogram force

9. PRESSURE
1 bar = 105 Pa
1 bar = 750 .06 torr
1 bar = 750 .06 mm of Hg
ABBREVIATION
Pa = Pascal's
torr = Torricelli
Hg = mercury
Bar = Bar

10. POWER
1 HP (UK) = 745.7 W
1 HP (ELECTRIC) = 746 W
1 HP (US) = 735.5 W
1 kCal/s = 4184 W
1 Erg/s = 0.0000001 W
ABBREVIATION
W = Watt
HP = Horsepower

11. ANGLE
1 deg ( ◦ ) = 60 min ( ‘ )
1 deg ( ◦ ) = 3600 sec ( ‘’ )
1 rad = 57.29 degree ( ◦ )
ABBREVIATION
deg = degree
min = minute
sec = second
rad = radian

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