The basic unit of length in the metric system is the meter (m). Common derived units are the centimeter (cm) (10-2 or 1/100 of a meter) and the millimeter (mm) (10-3 or 1/1000 of a meter). For measuring large distances, the kilometer (103 or 1000 meters) is often used.

Consequently, what are the SI units of the metric system?

The International System of Units (Système international d’unités or SI) is the current international standard metric system and is also the system most widely used around the world. It is an extension of Giorgi’s MKSA system—its base units are the metre, kilogram, second, ampere, kelvin, candela and mole.

## What are the basic units of the metric system?

The metric system is an alternative system of measurement used in most countries, as well as in the United States. The metric system is based on joining one of a series of prefixes, including kilo-, hecto-, deka-, deci-, centi-, and milli-, with a base unit of measurement, such as meter, liter, or gram.

## What are the units used to measure volume?

The U.S. Customary Units for measuring volume are ounces, cups, pints, quarts, and gallons. The Metric System units are milliliters and liters. When measuring a small liquid volume, such as a dosage of cough medicine, the best unit to use is milliliters or ounces.

## What is a household system of measurement?

Household measure is a system of measure used in homes, particularly in kitchens, in the United States. The units of household measure for volume include teaspoon- ful, tablespoonful, cup, pint, quart, and gallon. The units of household measure for weight are pounds and ounces.