Metric system

Metric System

The Metric System is an international decimal-based system of measurement. It was first introduced in France in the late 18th century and has since been adopted by most countries around the world. The metric system is based on the metre, kilogram, and second, which are used to measure length, mass, and time respectively.

History

The metric system was first proposed by Gabriel Mouton in 1670. It was officially adopted by the French government in 1795, following the French Revolution. The system was later refined and expanded by the International Committee for Weights and Measures (CIPM) in the 19th and 20th centuries.

Units

The metric system is based on three fundamental units: the metre (m), the kilogram (kg), and the second (s). These units are used to measure length, mass, and time respectively. Other units, such as the litre (L) for volume and the degree Celsius (°C) for temperature, are derived from these fundamental units.

Usage

Today, the metric system is used worldwide, with the exception of a few countries, including the United States, which uses the Imperial system of measurement. The metric system is used in science, industry, and everyday life. It is also the official system of measurement for international trade and commerce.

Advantages

The metric system has several advantages over other systems of measurement. It is simple and easy to use, as it is based on powers of ten. This makes calculations and conversions straightforward. The metric system is also universal, meaning it is used and understood worldwide.

See also

• International System of Units
• Imperial system
• United States customary units

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Metric system

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  Metric and Imperial Systems (2019)

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  Kilometre Definition

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  James Clerk Maxwell

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  BIPM Courtyard