Changes

'''Pressure''' (symbol: P) is the [[force]] per unit area applied in a direction [http://en.wikipedia.org/wiki/Perpendicular perpendicular] to the surface of an object. [http://en.wikipedia.org/wiki/Gauge_pressure Gauge pressure] is the pressure [[relative]] to the local atmospheric or ambient pressure.

'''Pressure''' (symbol: P) is the [[force]] per unit area applied in a direction [http://en.wikipedia.org/wiki/Perpendicular perpendicular] to the surface of an object. [http://en.wikipedia.org/wiki/Gauge_pressure Gauge pressure] is the pressure [[relative]] to the local atmospheric or ambient pressure.

<center>For lessons on the topic of '''''[[Spiritual Pressure]]''''', follow [http://nordan.daynal.org/wiki/index.php?title=Category:Spiritual_Pressure '''''this link'''''].</center>

<center>For lessons on the related topic of '''''[[Spiritual Pressure]]''''', follow [http://nordan.daynal.org/wiki/index.php?title=Category:Spiritual_Pressure '''''this link'''''].</center>

==Definition==

==Definition==

Pressure is an effect which occurs when a [[force]] is applied on a [[surface]]. Pressure is the amount of force [[acting]] on a unit area. The symbol of pressure is P.

Pressure is an effect which occurs when a [[force]] is applied on a [[surface]]. Pressure is the amount of force [[acting]] on a unit area. The symbol of pressure is P.