# Quick Answer: What Are The Greek Prefixes Used In SI Units?

## What is the prefix for 10 4?

Metric Prefixes & ConversionPrefixSymbolMultiply bydecimillidm10-4centimillicm10-5microµ10-6nanon10-921 more rows.

## What are the 20 SI prefixes?

The 20 SI PrefixesMultipleAmountPrefix10-11 tenthdeci10-21 hundredthcenti10-31 thousandthmilli10-61 millionthmicro17 more rows

## What does a prefix in an SI unit indicate?

A prefix may be used to identify multiples of the original unit or fractions of the original unit. For example, kilo- denotes a multiple of a thousand, so there are one thousand meters in a kilometer. Milli- denotes a thousandth; therefore, there are one thousand millimeters in a meter.

## What is SI unit length?

The meter, symbol m, is the SI unit of length. It is defined by taking the fixed numerical value of the speed of light in vacuum c to be 299 792 458 when expressed in the unit m s-1, where the second is defined in terms of ΔνCs.

## What are the 7 metric prefixes?

In the SI, designations of multiples and subdivision of any unit may be arrived at by combining with the name of the unit the prefixes deka, hecto, and kilo meaning, respectively, 10, 100, and 1000, and deci, centi, and milli, meaning, respectively, one-tenth, one-hundredth, and one-thousandth.

## What is the deciliter symbol?

dLDecilitre is metric volume unit, symbol: [dL]. Definition of 1 decilitre = 0.1 L. Decilitre is volume equivalent to one tenth of a liter (L/10).

## What are the prefixes used in SI units?

SI prefixes are used to form decimal multiples and submultiples of SI units….Examples of SI derived units expressed in terms of base units.Multiplying FactorSI PrefixScientific Notation0.001milli (m)10-30.000 001micro (µ)10-60.000 000 001nano (n)10-90.000 000 000 001pico (p)10-1217 more rows

## Which prefix used in SI system has coefficient 106?

Mega is a unit prefix in metric systems of units denoting a factor of one million (106 or 1000000). It has the unit symbol M. It was confirmed for use in the International System of Units (SI) in 1960.

## What is the SI unit of mass?

The SI unit of mass is the kilogram (kg).

## Whats is a unit?

A unit is any measurement that there is 1 of. So 1 meter is a unit. And 1 second is also a unit. And 1 m/s (one meter per second) is also a unit, because there is one of it.

## What is the purpose of SI?

The SI is made up of 7 base units that define the 22 derived units with special names and symbols. The SI plays an essential role in international commerce and is commonly used in scientific and technological research and development.

## Is si an unit?

The International System of Units (SI, abbreviated from the French Système international (d’unités)) is the modern form of the metric system. It is the only system of measurement with an official status in nearly every country in the world. … Twenty-two derived units have been provided with special names and symbols.

## What is Kilo mean?

(Entry 1 of 3) : a unit of mass or weight equaling one thousand grams or approximately 2.2 pounds : kilogram Each sack weighs 50 kilos.

## What is Kilo Mega Giga Tera PETA?

Kilo- means 1,000; a Kilobyte is one thousand bytes. Mega- means 1,000,000; a Megabyte is a million bytes. Giga- means 1,000,000,000; a Gigabyte is a billion bytes. Tera- means 1,000,000,000,000; a Terabyte is a trillion bytes. Peta- means 1,000,000,000,000,000; a Petabyte is 1,000 Terabytes.

## Which unit is the largest?

KilometersKilometers are the longest unit of metric measurement. The abbreviation for kilometers is km (for example, 12 km). Like miles, kilometers are used to measure long distances, such as the distance from your house to the store or from one town to another.