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Atmospheric pressure: Quiz

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Question 1: Equation 1 is used when the value of standard temperature ________ is not equal to zero and equation 2 is used when standard temperature lapse rate equals zero.
Convective available potential energyFree convective layerLifted condensation levelLapse rate

Question 2: In aviation weather reports (________), QNH is transmitted around the world in millibars or hectopascals (1 millibar = 1 hectopascal), except in the United States and in Canada where it is reported in inches (or hundredths of inches) of mercury.
MeteorologyMETARWeather radarWeather forecasting

Question 3: This is why baking at elevations more than 3,500 ft (1,100 m) above ________ requires adjustments to recipes.
Thermohaline circulationPhysical oceanographyCurrent sea level riseSea level

Question 4: QFE and QNH are arbitrary ________ rather than abbreviations, but the mnemonics "Nautical Height" (for QNH) and "Field Elevation" (for QFE) are often used by pilots to distinguish them.
Amateur radioQ codeMorse codeContinuous wave

Question 5: In most circumstances atmospheric pressure is closely approximated by the hydrostatic pressure caused by the ________ of air above the measurement point.
ForceEarth's gravityWeightMass

Question 6: Atmospheric pressure shows a diurnal (twice-daily) cycle caused by global ________.
StratosphereMoonSunAtmospheric tide

Question 7: Non-professional ________ are generally aneroid barometers or strain gauge based.
BarometerWeather radarThermometerWeather forecasting

Question 8: The standard atmosphere (symbol: atm) is a ________ and is defined as being equal to 101,325 Pa or 101.325 kPa.
TemperaturePressureConversion of unitsPressure measurement

Question 9: See ________ for a description of barometers.
Measuring instrumentVacuumPascal (unit)Pressure measurement

Question 10: Low pressures such as ________ lines are sometimes specified in inches of water, typically written as w.c. (water column) or W.G. (inches water gauge).
Energy developmentCoalNatural gasPetroleum







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