Final answer:
The basis of the metric measurement system is that its measures are based on divisions that are powers of ten, making conversions between units simple.
Step-by-step explanation:
The basis of the metric measurement system is that its measures are based on divisions that are powers of ten. This makes conversions between units very simple and straightforward. Unlike the English system of measurement, which has different factors for converting between units, the metric system uses a consistent factor of ten.