Reference

For science classes, I would advise learning the information which is posted below.  When do conversion it comes in handy to know the symbols and unit of measurement.

Metric US Customary System
Base Unit Symbol Base Unit Symbol
Length Meter m Yard yd
Mass Gram g Ounce oz
Volume Liter L Quart qt
Time Second S Second S

 

US Customary System
Length Volume Weight
12 inches (in) 1 foot (ft) 1 cup (c) 8 ounces (oz) 1 pound (lb) 16 ounces (oz)
3 feet (ft) 1 yard (yd) or 36 inches 1 pint (pt) 2 cups (c) 1 ton 2000 pounds (lbs)
1 mile (mi) 5280 feet (ft) or 1760 yards (yd) 1 quart (qt) 2 pints (pt) or 4 cups (c)
1 gallon (gal) 4 quarts (qt) or 16 cups (c)

 

Metric System
Prefix Symbol Meaning Numerical Value Scientific Notation
Giga G Billion 1,000,000,000. 109
Mega M Million 1,000,000. 106
Kilo k Thousand 1,000 103
Deci d Tenth 0.1 10-1
Centi c Hundredth .01 10-2
Milli m Thousandth 0.001 10-3
Micro μ or mc Millionth 0.000,001 10-6
Nano N Billionth 0.000,000,001 10-9

Metric Conversion

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