What are the basic prefixes used in the metric system and how do they relate to the size of the base unit?

The metric system is based on a system of tens so all the units in the system relate to each other in terms of tens. To the basic unit: 1000 milli= [unit] 100 centi= [unit] 10 deci= [unit] 0.1 deca= [unit] 0.01 hecto= [unit] 0.001 kilo= [unit]