# Measurement

Measurement means compare to a fix standard value. To **measure** something is to give a number to some property of the thing. Measuring something puts the amount of the thing into numbers. Measurement can be written using many different units. For example, if we want to compare two different sized container for holding a given quantity of liquid, we can ask: Are both containers the same size? Will they hold the same amount of liquid?

## What can be measured?

Many things can be measured. Some properties of things that can be measured:

**Distance**: For example, distance measurements can be used to answer the following questions;**Weight**: For example, weight measurements can be used to answer the following questions;**Temperature**: For example, temperature measurements can be used to answer the following questions;**Volume**: For example, volume measurements can be used to answer the following questions;**Pressure**: For example, pressure measurements can be used to answer the following questions;- How much air should I put in this automobile tire?
- Will the weather stay good or will we have a storm?
- Will my ears pop when I climb that hill?

One can measure many other things.

## Units of measurement

Most properties are measured using a number and a unit of measurement. The unit of measurement is a standard amount. The number compares the property to the standard amount.

## Measure theory

There is an advanced part of mathematics that is about measuring things with unusual characteristics. This is called measure theory.

Measurement can be the capacity, how long something is, or distance, etc.

## Measurement Media

A baby bottle that measures in three measurement systems—metric, imperial (UK), and US customary.

A 2-metre carpenter's ruler

Measurement station C of EMMA experiment situated at the depth of 75 meters in the Pyhäsalmi Mine.

## Related pages

## Other websites

- Measurement Citizendium
- Measurement at the Open Directory Project