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| Length | Area | Volume | Weight and Mass | Temperature | Time | Angle | Velocity | Engery | Power | Pressure | Metric Prefixes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| meter | sq. meter | cub meter | kilogram | kelvin | second | ||||||
| foot | sq. kilometer | cub kilometer | gram | celsius | millisecond | ||||||
| yard | sq. decimeter | cub decimeter | dekagram | fahrenheit | nanosecond | ||||||
| inch | sq. centimeter | cub millimeter | milligram | rankine | minute | ||||||
| kilometer | sq. micrometer | liter | microgram | reaumur | hour | ||||||
| mile | sq. naometer | hectoliter | ton | 3 pt of watter | day | ||||||
| centimeter | hectare | deciliter | pound | week | |||||||
| milimeter | are | centiliter | ounce | month | |||||||
| micrometer | acre | milliliter | stone | year | |||||||
| nanometer | sq. mile | barrel | carrat | century | |||||||
| light year | sq. yard | gallon | atomic mass | millenium | |||||||
| parsex | sq. foot | pint | Earth's mass | ||||||||
| astronomical u | sq. inch | cub mile | Sun's mass | ||||||||
| furlong | circular inch | cub yard | |||||||||
| hand | cub inch | ||||||||||
| earth radius | ouce | ||||||||||