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Measurement

From Simple English Wikipedia, the free encyclopedia
For measure in music notation, seeBar (music).
This articledoes not have anysources. You can help Wikipedia by findinggood sources, and adding them.(October 2021)

Measurement means compare to a fix standard value. Tomeasure something is to give a number to some property of the thing. Measuring something puts theamount of the thing intonumbers. 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?

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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;
    • How far is thecity from here?
    • How far apart are these twotrees?
    • How long is thisstick?
  • Weight: For example, weight measurements can be used to answer the following questions;
    • What is heavier, this group ofapples or that group ofbananas?
    • Did John lose weight in the last year?
    • Will putting this rock in theboat make the boatsink?
  • Temperature: For example, temperature measurements can be used to answer the following questions;
    • Where is hotter today? In London or in Paris?
    • Will this ice turn into water if I put it inside?
    • Is Sallysick? Does Sally have afever?
  • Volume: For example, volume measurements can be used to answer the following questions;
    • How many pails of water do I need to fill up the bath tub?
    • How mucholive oil do I put in this food I am making?
    • How many blocks can I fit in this box?
  • Pressure: For example, pressure measurements can be used to answer the following questions;
    • How much air should I put in thisautomobiletire?
    • 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

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Main article:Unit of measurement

Mostproperties are measured using anumber and aunit of measurement. The unit of measurement is astandard amount. The number compares the property to the standard amount.

Measure theory

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There is an advanced branch ofmathematics that is about measuring things with unusualcharacteristics. This is called measure theory.

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

Related pages

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Other websites

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