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# What is a measure of the quantity of matter?

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A measure of the quantity of matter is called mass. The International System (SI), commonly known as the metric system, uses the kilogram as the base unit of mass, while the British imperial unit for the mass is the pound. In the United States, the pound is also used as the customary unit of mass.

## Keep Learning

In chemistry, matter is defined as anything that has mass and occupies space. Mass, which is one of the basic properties of matter, measures the amount of inertia an object contains. It is typically represented as the letter "m" in mathematical formulas. A derived unit for the mass is the gram. One kilogram is equivalent to 1000 grams.

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## Related Questions

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The properties of matter include an object's density, color, mass, volume, length, malleability and ability to change its chemical composition, according to the University of California, Davis. Scientists define matter as any object that contains molecules and is capable of taking up space.

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The difference between matter and energy is that energy is produced from matter yet has no mass and is the capacity to do work while matter is the physical "stuff" in the universe. Matter needs energy to move.

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In physics, mass is defined as a quantity without dimensions that represents the amount of matter in an object or particle. It can also be defined as a property of a physical body which determines the strength of its mutual gravitational attraction to other bodies.