Pressure
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Gauge pressure (also spelled gage pressure) is the pressure relative to the ambient pressure. Various units are used to express pressure.
Extends: Pressure, [Atmospheric thermodynamics](https://wikipedia.org.ai/Atmospheric thermodynamics), [Fluid dynamics](https://wikipedia.org.ai/Fluid dynamics), [Fluid mechanics](https://wikipedia.org.ai/Fluid mechanics), Hydraulics
Properties
| Property | Expected Type | Description |
|---|---|---|
| Name | Text | Pressure |
| Image | Text | Pressure exerted by collisions.svg |
| [Image Size](https://wikipedia.org.ai/Image Size) | Text | 250px |
| Caption | Text | Pressure exerted by particle collisions inside a closed container. The collisions that exert the pressure are highlighted in red. |
| Unit | Text | pascal |
| Baseunits | Text | kg, m, s |
| Symbols | Text | p, P |
| Derivations | Text | p = F / A |