66 relations: Altimeter setting, Atlantic Oceanographic and Meteorological Laboratory, Atmosphere (unit), Atmosphere of Earth, Atmospheric tide, Barometer, Barometric formula, Barotrauma, Boiling, Cabin pressurization, Canada, Centimetre, Centimetre of water, Climate, Colombia, Dead Sea, Earth, Effects of high altitude on humans, Elevation, Evenk Autonomous Okrug, Force, Gas constant, Georgia State University, High-pressure area, Inch of mercury, Inch of water, International Standard Atmosphere, International System of Units, Internet, Kilogram, Low-pressure area, Mass, Mercury (element), Mesosphere, METAR, Metre, Millimeter of mercury, Millimeters, water gauge, NASA, Natural gas, Newton (unit), NRLMSISE-00, Pascal (unit), Plenum chamber, Pound (force), Pounds per square inch, Pressure, Pressure cooking, Pressure system, QNH, ..., QuickTime, Sea level, Siberia, Siberian High, Subtropical ridge, Suction, Tornado, Torr, Tosontsengel, Zavkhan, Tropical cyclone, Troposphere, Typhoon Tip, United States, Vapor pressure, Weather, Weight. Expand index (16 more) » « Shrink index
Altimeter setting is the value of the atmospheric pressure used to adjust the sub-scale of a pressure altimeter so that it indicates the height of an aircraft above a known reference surface.
The Atlantic Oceanographic and Meteorological Laboratory (AOML), a federal research laboratory, is part of National Oceanic and Atmospheric Administration's (NOAA) Office of Oceanic and Atmospheric Research (OAR), located in Miami, Florida.
The standard atmosphere (symbol: atm) is a unit of pressure defined as.
The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth's gravity.
Atmospheric tides are global-scale periodic oscillations of the atmosphere.
A barometer is a scientific instrument used in meteorology to measure atmospheric pressure.
The barometric formula, sometimes called the exponential atmosphere or isothermal atmosphere, is a formula used to model how the pressure (or density) of the air changes with altitude.
Barotrauma is physical damage to body tissues caused by a difference in pressure between a gas space inside, or in contact with the body, and the surrounding gas or fluid.
Boiling is the rapid vaporization of a liquid, which occurs when a liquid is heated to its boiling point, the temperature at which the vapour pressure of the liquid is equal to the pressure exerted on the liquid by the surrounding atmosphere.
Cabin pressurization is a process in which conditioned air is pumped into the cabin of an aircraft or spacecraft, in order to create a safe and comfortable environment for passengers and crew flying at high altitudes.
Canada is a country located in the northern part of North America.
A centimetre (international spelling as used by the International Bureau of Weights and Measures; symbol cm) or centimeter (American spelling) is a unit of length in the metric system, equal to one hundredth of a metre, centi being the SI prefix for a factor of.
A centimetre of water (US spelling centimeter of water, abbreviated cm or cm H2O) is a less commonly used unit of pressure derived from pressure head calculations using metrology.
Climate is the statistics of weather over long periods of time.
Colombia, officially the Republic of Colombia, is a sovereign state largely situated in the northwest of South America, with territories in Central America.
The Dead Sea (יָם הַמֶּלַח lit. Sea of Salt; البحر الميت The first article al- is unnecessary and usually not used.) is a salt lake bordered by Jordan to the east and Israel and Palestine to the west.
Earth is the third planet from the Sun and the only astronomical object known to harbor life.
The effects of high altitude on humans are considerable.
The elevation of a geographic location is its height above or below a fixed reference point, most commonly a reference geoid, a mathematical model of the Earth's sea level as an equipotential gravitational surface (see Geodetic datum § Vertical datum).
Evenk Autonomous Okrug (Эвенки́йский автоно́мный о́круг, Evenkiysky avtonomny okrug; Evenki: Эведы Автомоды Округ, Ēvēde Avtōmōde Okrug), or Evenkia, was a federal subject of Russia (an autonomous okrug of Krasnoyarsk Krai).
In physics, a force is any interaction that, when unopposed, will change the motion of an object.
The gas constant is also known as the molar, universal, or ideal gas constant, denoted by the symbol or and is equivalent to the Boltzmann constant, but expressed in units of energy per temperature increment per mole, i.e. the pressure-volume product, rather than energy per temperature increment per particle.
Georgia State University (commonly referred to as Georgia State, State, or GSU) is a public research university in downtown Atlanta, Georgia, United States.
A high-pressure area, high or anticyclone is a region where the atmospheric pressure at the surface of the planet is greater than its surrounding environment.
Inch of mercury (inHg and ″Hg) is a unit of measurement for pressure.
Inches of water, inches of water gauge (iwg or in.w.g.), inches water column (inch wc or just wc), inAq, Aq, or inHO is a non-SI unit for pressure.
The International Standard Atmosphere (ISA) is an atmospheric model of how the pressure, temperature, density, and viscosity of the Earth's atmosphere change over a wide range of altitudes or elevations.
The International System of Units (SI, abbreviated from the French Système international (d'unités)) is the modern form of the metric system, and is the most widely used system of measurement.
The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.
The kilogram or kilogramme (symbol: kg) is the base unit of mass in the International System of Units (SI), and is defined as being equal to the mass of the International Prototype of the Kilogram (IPK, also known as "Le Grand K" or "Big K"), a cylinder of platinum-iridium alloy stored by the International Bureau of Weights and Measures at Saint-Cloud, France.
A low-pressure area, low, or depression, is a region on the topographic map where the atmospheric pressure is lower than that of surrounding locations.
Mass is both a property of a physical body and a measure of its resistance to acceleration (a change in its state of motion) when a net force is applied.
Mercury is a chemical element with symbol Hg and atomic number 80.
The mesosphere (from Greek mesos "middle" and sphaira "sphere") is the layer of the Earth's atmosphere that is directly above the stratosphere and directly below the thermosphere.
METAR is a format for reporting weather information.
The metre (British spelling and BIPM spelling) or meter (American spelling) (from the French unit mètre, from the Greek noun μέτρον, "measure") is the base unit of length in some metric systems, including the International System of Units (SI).
A millimeter of mercury is a manometric unit of pressure, formerly defined as the extra pressure generated by a column of mercury one millimetre high and now defined as precisely pascals.
Millimeters, water gauge, also known as a millimetre of water (US spelling millimeter of water) or millimetres water column and abbreviated to mmwg, mmH2O or mmwc, respectively, is a less commonly used unit of pressure.
The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.
Natural gas is a naturally occurring hydrocarbon gas mixture consisting primarily of methane, but commonly including varying amounts of other higher alkanes, and sometimes a small percentage of carbon dioxide, nitrogen, hydrogen sulfide, or helium.
The newton (symbol: N) is the International System of Units (SI) derived unit of force.
NRLMSISE-00 is an empirical, global model of the Earth's atmosphere from ground to space.
The pascal (symbol: Pa) is the SI derived unit of pressure used to quantify internal pressure, stress, Young's modulus and ultimate tensile strength.
A plenum chamber is a pressurised housing containing a gas or fluid (typically air) at positive pressure (pressure higher than surroundings).
The pound-force (symbol: lbf, sometimes lbf) is a unit of force used in some systems of measurement including English Engineering units and the British Gravitational System.
The pound per square inch or, more accurately, pound-force per square inch (symbol: lbf/in2; abbreviation: psi) is a unit of pressure or of stress based on avoirdupois units.
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.
Pressure cooking is the process of cooking food, using water or other cooking liquid, in a sealed vessel known as a pressure cooker.
A pressure system is a relative peak or lull in the sea level pressure distribution.
QNH is a Q code indicating the atmospheric pressure adjusted to mean sea level.
QuickTime is an extensible multimedia framework developed by Apple Inc., capable of handling various formats of digital video, picture, sound, panoramic images, and interactivity.
Mean sea level (MSL) (often shortened to sea level) is an average level of the surface of one or more of Earth's oceans from which heights such as elevations may be measured.
Siberia (a) is an extensive geographical region, and by the broadest definition is also known as North Asia.
The Siberian High (also Siberian Anticyclone) is a massive collection of cold dry air that accumulates in the northeastern part of Eurasia from September until April.
The subtropical ridge, also known as the subtropical high or horse latitudes, is a significant belt of atmospheric high pressure situated around the latitudes of 30°N in the Northern Hemisphere and 30°S in the Southern Hemisphere.
Suction is the flow of a fluid into a partial vacuum, or region of low pressure.
A tornado is a rapidly rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud.
The torr (symbol: Torr) is a unit of pressure based on an absolute scale, now defined as exactly of a standard atmosphere (101.325 kPa).
Tosontsengel (Тосонцэнгэл, meaning Oil happiness) is a sum of Zavkhan Province (aimag) in western Mongolia.
A tropical cyclone is a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain.
The troposphere is the lowest layer of Earth's atmosphere, and is also where nearly all weather conditions take place.
Typhoon Tip, known in the Philippines as Typhoon Warling, was the largest and most intense tropical cyclone ever recorded.
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.
Vapor pressure or equilibrium vapor pressure is defined as the pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases (solid or liquid) at a given temperature in a closed system.
Weather is the state of the atmosphere, describing for example the degree to which it is hot or cold, wet or dry, calm or stormy, clear or cloudy.
In science and engineering, the weight of an object is related to the amount of force acting on the object, either due to gravity or to a reaction force that holds it in place.
Air Pressure, Air pressure, Atmospheric Pressure, Atmospheric air pressure, Barometric pressure, Central pressure, Mean Sea Level Pressure, Mean sea level pressure, Normal pressure, Sea Level Pressure, Sea level pressure, Sea-level pressure.