A prefix is added to the base units of the metric system to indicate variations in size. Each prefix specifies a value relative to the base unit in a multiple of 10. Common prefixes are:
Prefix | Symbol | Relative Value | Example |
---|---|---|---|
mega | M | 106 (1,000,000) | Mm |
kilo | k | 103 (1,000) | km |
base unit | N/A | 1 | m |
centi | c | 10-2 (1/100) | cm |
milli | m | 10-3 (1/1,000) | mm |
In the metric system, the prefix for 10-2 is __________.