Standard Metric Units		Abbreviations
Standard unit of mass	Gram	g
Standard unit of length	Meter	m
Standard unit of volume	Liter	l

Common Prefixes		Examples
Kilo	1,000	A kilogram is 1,000 grams.
Centi	0.01	A centimeter is 0.01 meter.
Milli	0.001	A milliliter is 0.001 liter.
Micro (m)	One-millionth	A micrometer is 0.000001 (one-millionth) of a meter.
Nano (n)	One-billionth	A nanogram is 10-9 (one-billionth) of a gram.
Pico (p)	One-trillionth	A picogram is 10-12 (one-trillionth) of a gram.

Units of Length

Unit	Abbreviation	Equivalent
Meter	m	Approximately 39 in
Centimeter	cm	10-2 m
Millimeter	mm	10-3 m
Micrometer	µm	10-6 m
Nanometer	nm	10-9 m
Angstrom	Å	10-10 m

Length Conversions
1 in = 2.5 cm	1 mm = 0.039 in
1 ft = 30 cm	1 cm = 0.39 in
1 yd = 0.9 m	1 m = 39 in
1 mi1 = .6 km	1 m1 = .094 yd
1 km = 0.6 mi

To Convert	Multiply By	To Obtain
Inches	2.54	Centimeters
Feet	30	Centimeters
Centimeters	0.39	Inches
Millimeters	0.039	Inches

Units of Volume

Unit	Abbreviation	Equivalent
Liter	1	Approximately 1.06 qt
Milliliter	ml	10-3 (1 ml1 cm31 cc)
Microliter	µl	10-6 l

Volume Conversions
1 tsp5 ml	1 ml0.03 fl oz
1 tbsp15 ml	1 l2.1 pt
1 fl oz30 ml	1 l1.06 qt
1 cup0.24 l	1 l0.26 gal
1 pt0.47 l
1 qt0.95 l
1 gal3.8 l

To Convert	Multiply By	To Obtain
Fluid ounces	30	Milliliters
Quarts	0.95	Liters
Milliliters	0.03	Fluid ounces
Liters	1.06	Quarts

Units of Weight

Unit	Abbreviation	Equivalent
Kilogram	kg	103 g (approximately 2.2 lb)
Gram	g	Approximately 0.035 oz
Milligram	mg	10-3 g
Microgram	µg	10-6 g
Nanogram	ng	10-9 g
Picogram	pg	10-12 g

Weight Conversions
1 oz = 28.3 g	1 g = 0.035 oz
1 lb = 453.6 g	1 kg = 2.2 lb
1 lb = 0.45 kg

To Convert	Multiply By	To Obtain
Ounces	28.3	Grams
Pounds	453.6	Grams
Pounds	0.45	Kilograms
Grams	0.035	Ounces
Kilograms	2.2	Pounds

Temperature Conversions	Some Equivalents
ºC = (ºF - 32) * 5/9	0ºC = 32ºF
ºF = (ºC * 1.8} + 32	37ºC = 98.6ºF
	100ºC = 212ºF