Topic: Atmospheric Pressure
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Answers to Common Questions
How is Atmospheric Pressure Measured?
Atmospheric pressure is measured by an instrument called Barometer using mercury. On average, at sea level, standard value of atmospheric pressure is 1013.25 millibars. The barometer measures air pressure by pushing down on mercury, which p... Read More »
Source: http://answers.ask.com/Science/Other/how_is_atmospheric_pressure_...
What is Atmospheric Pressure?
Atmospheric pressure refers to the pressure caused by the weight of the atmosphere. At sea level it has a value of one and it is measured by a barometer. Read More »
Source: http://answers.ask.com/Science/Other/what_is_atmospheric_pressure
What Causes Atmospheric Pressure?
Atmospheric Pressure is caused due to Gravitation and mass of elements in Air. Air elements are attracted downwards due to Gravity and pressure is created. Read More »
Source: http://answers.ask.com/Science/Other/what_causes_atmospheric_pres...
Featured Content:
Atmospheric Pressure
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Air pressure is the force exerted on an object or area by the weight of surrounding air particles.
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More Common Questions
Answers to Other Common Questions
While there are different tools used to measure atmospheric pressure, they are all called barometers in general. This is because a barometer is defined as any instrument that measures air pressure.
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Source: http://answers.ask.com/Business/Other/what_measures_atmospheric_p...
Atmospheric pressure may be defined as the force that the atmosphere exerts against a surface of a given area. It is usually a close approximation of the hydrostatic pressure of the air's weight above the measurement point. Atmospheric pres...
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Source: http://www.ehow.com/how_5155423_calculate-atmospheric-pressure.ht...
You might have a number of reasons for wanting to know the atmospheric pressure, sometimes known as the barometric pressure. Atmospheric pressure is a key indicator for predicting the weather, it can have an effect on the human body and how...
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Source: http://www.ehow.com/how_5175645_measure-atmospheric-pressure.html
Summary: Atmospheric pressure is the weight of air molecules above an object, so atmospheric pressure gets lower the farther one moves away from Earth. Discover why people's ears pop on airplanes with help from a science teacher and field b...
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Source: http://www.ehow.com/how_4908378_where-atmospheric-pressure-lowest...
This is cool experiment that the kids can participate in during class and also replicate at home. It teaches them about atmospheric pressure and the flow of water.
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Source: http://www.ehow.com/how_2282063_do-atmospheric-pressure-science.h...
is the force per unit area excerted against a surface by the weight of air above that surface in the earth atmosphere The pressure the air exerts as gravity pulls it toward the center of the earth. It is the greatest at sea level, where the...
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Source: http://wiki.answers.com/Q/What_is_atmosphere_pressure
