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Today, the SI (or the metric system) is commonly used in the majority of countries around the world. In Canada, the metric system was legalized in 1871, although the imperial system of measurement (feet and pounds) continued to be widely used until the second half of the 20th century.
In the metric system, each basic type of measurement (length, weight, capacity) has one basic unit of measure (meter, gram, liter). Conversions are quickly made by multiplying or dividing by factors of 10. It is as simple as moving the decimal point to the right (for smaller prefixes) or to the left (for larger prefixes).
Objectives: Explain English and metric linear measurement. Explain English and metric area measurement. Explain English and metric volume measurement. Explain English and metric weight measurement. Key Terms: metric system unit equations. Understanding English and Metric Linear Measurement.
Identify units of measurement in the metric system and their uses. Order the six common prefixes of the metric system. Convert between like unit values. Even if you don’t travel outside of the United States, many specialty grocery stores utilize the metric system.
Comparison of simple conversion operations in the English (customary) and Metric systems - Notice the unusual numbers relating the various units in the English system and the simplicity of the powers of ten in Metric. (An English-Metric conversion table is contained in the Appendix of Lutgens and Tarbuck, 2014).
Metric system: a simple decimal system of measurement that uses the following basic units: Metric prefixes change the size of the basic unit to larger or smaller units. Each prefix represents a power of 10. Know the following metric prefixes! 3.2 Metric Conversions.
PDF File. METRIC SYSTEM OF MEASUREMENT. The metric system of measurement is used in the world of science and medicine. Also, many European countries use the metric system rather than the customary measurement system. We will study units of length based on the meter, units of weight based on gram, and units of capacity based on the liter.
