Definitions for

**"Atmospheric Pressure"****Related Terms:**Barometric pressure, Air pressure, Absolute pressure, Gauge pressure, Atm, Millibar, Gage pressure, Pressure, Psia, Barometric, Kpa, Torr, Mercury barometer, Barometer, Standard pressure, Ata, Atmosphere, Standard atmosphere, Pressure, absolute, Pressure gradient, Mmhg, Inches of mercury, Mpa, Hectopascal, Pressure gradient force, Isobaric, Bar , Pounds per square inch, Pressure, static, Hyperbaric, Hpa, High pressure, Static pressure, Qfe , Barograph, Station pressure, Pressure altitude, Total pressure, Head pressure, Pressure, velocity, Pressure, total, Altimeter setting, Aneroid barometer, Negative pressure, Dynamic pressure, Kilopascal, Velocity pressure, Hydrostatic equilibrium, Ambient pressure, Isobars

The pressure exerted at the earth's surface by the atmosphere. For reference purposes a standard atmosphere is defined as 760 torr or millimeters of mercury, or 760,000 microns.

The pressure (force per area) created by the weight of the atmosphere. At higher elevations, the atmospheric pressure is lower because there is less air.

Pressure of the air and atmosphere surrounding us which changes from day to day. It is equal to 14.7 psia.

The downward force of the air per unit area, averaging 101.3 kpa at sea level (1013.25 millibars or 29.92 inches of mercury).

The pressure exerted on the earth by the earth's atmosphere. A pressure of 760 mm of mercury, 29.92 inches of mercury, or 14.696 psia is used as a standard for some measurements. The various state regulatory bodies have set other standards for use in measuring the legal volume of natural gas that is sold or processed. Atmospheric pressure may also refer to the absolute ambient pressure at any given location.

The pressure exerted by the atmosphere at a given point (see altimeter setting, pressure, sea-level pressure, station pressure).

The pressure of approximately 14.7 pounds per square inch exerted at sea level in all directions by the atmosphere.

The pressure exerted by the earth's atmosphere at any given point, determined by taking the product of the gravitational acceleration at the point and the mass of the unit area column of air above the point.

The weight of the air at a specific location and height.

the pressure of the air here on the earth's surface. At sea level, atmospheric pressure equals 14.7 pounds per square inch (2.6 kilograms per square centimeter). This amount of pressure is known to scientists as one atmosphere. People and other land animals are adapted to one atmosphere of pressure and thrive on the earth's surface. But water is much heavier than air, and as we dive into the ocean, pressure increases. Divers feel an extra atmosphere's worth of pressure with every 33 foot (10 meter) increase in depth.

is the pressure exerted in every direction at any given point by the weight of the earth’s atmosphere. Increased altitude and storms will cause a reduction in atmospheric pressure. At sea level atmospheric pressure is equivalent to 14.7 psi or 33.9 feet of head

the pressure of air caused by its weight pressing down upon itself. Approximately 14.7 p.s.i. at sea level.

The amount of pressure the air around us exerts on our bodies at sea level, about 14.7 pounds of pressure per square inch

The pressure of the atmosphere at a specified place and time.

Pressure exerted by the mass of the atmosphere above a point on, or above, a planet as a result of gravitational attraction between the planet and its atmosphere. Low pressure indicates pressure that is below average, while high pressure indicates pressure that is above average.

Pressure (force per unit volume) caused by the weight of the atmosphere. At sea level it has a mean value of one atmosphere but reduces with increasing altitude. The variations in pressure largely determine wind and storm patterns. Also referred to as barometric pressure, it is often measured with a mercury barometer that indicates the height of a column of mercury that balances the weight of the column of atmosphere. At sea level, the standard pressure is 29.92 inches of mercury. When you rise quickly in an elevator or air plane, you feel a change in atmospheric pressure in your ears.

The pressure created by the weight of the gases in the atmosphere. Measured at sea level this pressure is about 14.69psi.

Is the pressure that the atmosphere exerts on us. At sea level the is 14.7 psig also written as 29.92 " Hg.

The force exerted on a unit area by the weight of the atmosphere. At sea level, atmospheric pressure equals 14.7 psi.

The amount of force exerted over a surface area, caused by the weight of air molecules above it. As elevation increases, fewer air molecules are present. Therefore, atmospheric pressure always decreases with increasing height.

The weight of a 1 square inch column of the earth's atmosphere. At sea level this pressure is 14.696 pounds per square inch.

Also known as Barometric Pressure. The pressure exerted by the atmosphere at a given point. This measurement can be expressed in several ways. One is in millibars. Another is in inches or millimeters of mercury (Hg).

the pressure at a particular place, caused by the weight of the earth's atmosphere.

or barometric pressure, the force exerted on the earth by the weight of the atmosphere. A falling barometric pressure generally signals a storm; a rise in pressure usually means fair weather is on the way.

The weight of the atmosphere per unit area. Atmospheric pressue at sea level is 14.7 pounds per square inch (psi). Atmospheric pressure decreases as the altitude increases.yAtomizationz”R—¿‚ð–¶ó‚É‚·‚é‚±‚ÆB

The pressure caused by the weight of the earth's atmosphere. At sea level, this pressure of 14.7 psi (101 kPa) at 32 degrees Fahrenheit (0 degrees Celsius).

Each ATM equals 33 feet of water pressure done in a static state.

force exerted on a surface area, created by the weight of air above it.

The force exerted by the movement of air in the atmosphere, usually measured in units of force per area. For fuel cells, atmospheric pressure is usually used to describe a system where the only pressure acting on the system is from the atmoshpere; no external pressure is applied.

Is the weight of the atmospheric per unit volume.

A force over a given area that is caused by the weight of an atmosphere.

Pressure exerted by the atmosphere because of the force of gravity acting on the overlying column of air.

The amount of force that the air in the Earth's atmosphere is pressing against us at the sea level.

unit of pressure equivalent to 760 torr (mm Hg).

ambient air pressure, averages 760 mm Hg at sea level. In pulmonary calculations, atmospheric pressure is taken as the reference value, 0 cm H20. Pressures higher than atmospheric pressure then are positive; those lower than atmospheric pressure are negative.

The pressure exerted on all things on the Earth's surface that are a result of the weight of our atmosphere.

See PRESSURE, ATMOSPHERIC.

pressure on a planet's surface caused by the amount of gas in the atmosphere. Atmospheric pressure is commonly measured in pounds per sqare inch, kilopascal, or milimeters of mercury. The atmospheric pressure at the Earth's surface is 14.7 pounds per sq. in., meaning that 1 sq. in. of air extending vertically from sea level to outer space weighs 14.7 pounds.

Pressure at the surface of the water, normally considered to be 101.3 kPa (14.7 psi).

The pressure exerted by the atmosphere as a consequences of the weight of the air lying directly above the unit area . At sea level atmospheric pressure is equal to 76 cm Hg column.

See barometric pressure

Standard Pressure exerted by the earth's atmosphere on bodies located within it. Standard atmospheric pressure is 14.7 psia (1.013 bar abs.) measured at sea level and 60¼F (15¼C).

The pressure of the air at sea level; one standard atmosphere at zero degrees centigrade is equal to 14.695 pounds per square inch (1.033 kilograms per square centimeter).

The force exerted on an area by the weight of the atmosphere overhead.

Atmospheric pressure is the pressure above any area in the Earth's atmosphere caused by the weight of air. Its measurement can be expressed in several ways. One is in millibars. Another is in inches or millimeters of mercury (Hg).

Comparable to static pressure in liquids because it is caused by the weight of air above the earth's surface. ATTN attention AVGAS aviation gasoline AVLUB aviation lubricant

The amount of pressure exerted by the weight of the air in our every day environment. At sea level the pressure of the atmosphere is 14.7 pounds per square inch.

Weight of the earth's atmosphere over a unit area of the earth's surface, measured with a mercury barometer at sea level. which corresponds to the pressure required to lift a column of mercury 760 mm. ( 081)

The pressure exerted by the atmosphere at a given location and time. (Sea level pressure is approximately 14.7 pounds per square inch absolute.)

The amount of force the atmosphere exerts upon the earth's surface, measuring 14.7 psi at sea level.

Pressure exerted by the atmosphere at the surface of the earth due to the weight of air. Atmospheric pressure at sea level is about 14.7 psi (101 kPa). Atmospheric pressure increases as elevation is de-creased below sea level and decreases as elevation increases above sea level.

Pressure above absolute zero at a specific location and altitude.

The pressure on the Earth's surface caused by the weight of the air in the atmosphere. At sea level, this pressure is 14.7 psi at 32 degrees F (101 kPa at 0 degrees C).

the pressure of the atmosphere at a specified time and place. 1 bar = 1 atmosphere = 14.5 PSI

is the force exerted by the air on each unit of area of a surface, essentially equivalent to the weight of the overlying atmosphere. High atmospheric pressure generally leads to stable weather conditions while low pressure can result in storms.

the pressure exerted on an object as a result of the weight of the column of air above the object

The pressure exerted by the atmosphere at the earth's surface. At sea level it is 14.6959 psia or 101.325 kilopascals (kPa)

pressure of the atmosphere at a given altitude or location.

The pressure asserted by the mass of the column of air directly above any specific point.

The weight per unit area of the total mass of air above a given point; also called barometric pressure.

The pressure exerted upon the earth's surface by the air because of the gravitational pull of the earth. Standard atmosphere pressure at sea level is 14.7 pounds per square inch (psi).

The pressure exerted by the atmosphere as a consequence of gravitational attraction exerted upon the "column" of air lying directly above the point in question.

The measured ambient pressure for a specific location and altitude.

Pressure exerted by the atmosphere in all directions, equal at sea level to about 14.7 psi. Also the force exerted on a unit area by the weight of the atmosphere.

The weight of the atmosphere pressing down on the Earth's surface. The effect is caused by gravity. Also called 'air pressure'.

The force applied by the atmosphere to the surface of the earth. Atmospheric pressure, the standard of which is 14.7 lbs per square inch, affects the operation of a pump.

The force exerted by the weight of the atmosphere, also known as barometric pressure. The internationally recognized unit for measuring this pressure is the kilopascal.

a measure of the amount of molecules in a column of air based on how much force the molecules exert on an area (surface). In other words, how much air is found above a location on the Earth's surface, often described relative to surrounding locations ("high" pressure vs. "low" pressure).

The pressure exerted by the atmosphere at a given point. Its measurement can be expressed in several ways. One is in millibars. Another is in inches or millimeters of mercury (Hg). Related term: barometric pressure

(pressure) Pressure (force per unit area) exerted by the atmosphere on any surface by virtue of its weight; it is equivalent to the weight of a vertical column of air extending above a surface of unit area to the outer limit of the atmosphere.

The pressure exerted on the earth by its atmosphere. Also termed "barometric pressure" because it is measured by a barometric device.

The barometric reading of pressure exerted by the atmosphere. At sea level 14.7 lb per sq in. or 29.92 in. of mercury.

The weight of the atmosphere, in force per unit area.

The absolute pressure of the atmosphere as measured at the place under consideration (ISO 3857/1).

the force exerted by air on its surroundings

The amount of force the atmosphere exerts upon the earth's surface. Air in a pneumatic conveyor with pressure greater than 14.7 psi is considered compressed, and pressure below 14.7 psi is considered a vacuum.

The pressure of the atmosphere at any given location. At sea level, it is 14.696 psia (101.33 kPa absolute).

The pressure exerted in all directions by the atmosphere. At sea level, mean atmospheric pressure is 29.92 inches Hg, 14.7 psi, 407 inches w.g., or 760 mm Hg.

The pressure exerted by the atmosphere at the surface of the earth due to the weight of the air above.

One atmosphere is approximately 14.7 PSI; 407â€ water gauge. Airflow is the result of a difference in pressure (above or below atmospheric) between two points.

barometric pressure exerted by the atmosphere as a result of gravitational attraction above the point in question.

The force exerted by the atmosphere's weight on a surface of unit area.

The weight of air on surfaces within Earth's atmosphere, about 14.7 psi (101 kPa) at sea level. Such pressure is also supplied artificially in spacecraft and spacesuits.

Pressure due to the weight of the earth's atmosphere, equal at sea level to about 14.69 lbs. per square inch.

Pressure caused by the weight of the atmosphere. Atmospheric pressure decreases with increasing altitude. Normal atmospheric pressure at sea level is about fifteen pounds per square inch.

the pressure exerted by the weight of air. The standard atmospheric pressure on earth is 14.7 pounds per square inch (PSI) or 1 kilogram (Kg) per square centimeter (cm2). Actual pressure at any point and time on the face of the earth depends on altitude and atmospheric conditions.

Atmospheric pressure is the force exerted by the weight of the atmosphere on the earth. The atmospheric pressure determines how much air is â€˜pushedâ€(tm) into your lungs with each breath.

Atmospheric pressure is the pressure at any point in the Earth's atmosphere. In most circumstances atmospheric pressure is closely approximated by the hydrostatic pressure caused by the weight of air above the measurement point. Low pressure areas have less atmospheric mass above their location, whereas high pressure areas have more atmospheric mass above their location.