Bar
Abbreviation/Symbol:
- bar
- bar
Unit of:
- Pressure
Worldwide use:
- bar is a commonly used unit in meteorology and engineering
Definition:
1 bar is defined as 100,000 Pascals
Origin:
The word bar originates from the Greek word βάρος, meaning weight. It is defined with respect to the SI unit Pascal, such that 1 bar ≡ 100000 Pa.
Common references:
- 1 bar is approximately equal to atmospheric pressure at sea level
Usage context:
Commonly used in meteorology and engineering
Component units:
- A bar is commonly subdivided into 1,000 millibars.
Multiples:
- Megabar and Kilobar are derived from the bar, but are not in common use