Two systems of measurement are used: International System of Units (metric system) and U.S. customary units (English system).
Metric System | English System | |
Length | meter | inch, foot, mile |
Mass | gram | ounce, pound, ton |
Volume | liter | cubic inches, pint, quart, gallon |
Power | watt | horsepower |
Torque | Newton-meter | pound-foot |
Temperature | degree Celsius | degree Fahrenheit |