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en.wikipedia.org/wiki/Pressure

Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over .... Because pressure is commonly measured by its ability to displace a column of liquid in a manometer, pressures are often expressed as ...

simple.wikipedia.org/wiki/Stress_(mechanics)

In SI units, force is measured in newtons and area in square metres. This means stress is newtons per square meter, or N/m2. However, stress has its own SI unit  ...

www.answers.com/Q/What_is_a_force_measured_over_an_area

Pressure is the force measured over an area. Edit. Share to: ... The force exerted on a surface divided by the area over which the force is exerted is called?

www.school-for-champions.com/science/pressure.htm

Mar 18, 2006 ... Pressure is the force on an object that is spread over a surface area. ... Although this measurement is straightforward when a solid is pushing ...

ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/fw/prs/def.rxml

Atmospheric pressure is defined as the force per unit area exerted against a ... Atmospheric pressure is measured with an instrument called a "barometer", which ...

www.wired.com/2014/07/how-do-you-estimate-impact-force

Jul 19, 2014 ... How do you calculate the force of a falling piano? ... Clearly they could just measure the mass and the starting height. ... Since work deals with changes in energy over distance it is best to use work-energy when .... But since only a small area of the piano is in contact, the pressure on the roof will be high.

whatis.techtarget.com/definition/pascal-unit-of-pressure-or-stress

One pascal is equivalent to one newton (1 N) of force applied over an area of one meter squared (1 m2). That is, 1 Pa = 1 N · m-2. Reduced to base units in SI, ...

www.encyclopedia.com/science-and-technology/physics/physics/pressure

Pressure is the ratio of force to the surface area over which it is exerted. ... Pressure is measured by a number of units in the English and metric—or, as it is called ...

www.khanacademy.org/science/physics/fluids/density-and-pressure/a/pressure-article

Pressure is defined to be the amount of force exerted per area. ... of pressure, you can either exert a large force or exert a force over a small area (or do both). ...... Gauge pressure is the pressure measured relative to atmospheric pressure.