Metric System Information Frederick Benedict Nov 6 Learning Objective(s) · Describe the general relationship between the U.S. customary units and metric units of length, weight/mass, and volume. · Define the metric prefixes and use them to perform basic conversions among metric units. Introduction In the United States, both the U.S. customary measurement system and the metric system are used, especially in medical, scientific, and technical fields. In most other countries, the metric system is the primary system of measurement. If you travel to other countries, you will see that road signs list distances in kilometers and milk is sold in liters. People in many countries use words like “kilometer,” “liter,” and “milligram” to measure the length, volume, and weight of different objects. These measurement units are part of the metric system. Unlike the U.S. customary system of measurement, the metric system is based on 10s. For exam...