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Tag Archives: atmospheric pressure

Atmospheric pressure:Definition,formula & applications

Atmospheric pressure is the weight of air per unit area.Its value varies with altitude.The value of  atmospheric pressure at sea level is 1.013 x105 N/m2    The Earth is surrounded by a cover of air called atmosphere. It extends to a few hundred kilometers above sea level. Just as certain sea creatures live at the bottom of ocean, we live at the ...

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what is pressure in science?|definition,formula,unit,types with examples

What is Pressure? “The force acting normally per unit area on the surface of a body is called pressure”. Press a pencil from its ends between the palms. The palm pressing the tip feels much more pain than the palm pressing its blunt end. We can push a drawing pin into a wooden board by pressing it by our thumb. ...

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