A single barometric pressure reading of 28.60 indicates ______.A.rapidly improving weatherB.deteriorating weatherC.a severe low pressure systemD.fair weather and calm
A single barometric pressure reading of 28.60 indicates ______.
A.rapidly improving weather
B.deteriorating weather
C.a severe low pressure system
D.fair weather and calm
相关考题：
A decrease in barometric pressure is associated with all of the following except ______.A.rising warm airB.proximity to a low pressure areaC.inward spiraling circulationD.clear dry weather
A sling psychrometer is used to measure ______.A.seawater temperatureB.engine temperatureC.dry bulb and wet bulb temperaturesD.barometric pressure
A slow rise in the barometric pressure forecasts ______.A.rainy weather for the next 48 hoursB.high seasC.improving weather conditionsD.deteriorating weather conditions
Weather observations provided by each weather station include all of the following except ______．A.temperatureB.visibilityC.predicted weather for the next twelve hoursD.barometric pressure and change in the last three hours
A barometer showing falling pressure indicates the approach of a ______.A.high pressure systemB.low pressure systemC.high dew pointD.low dew point
After a cold front passes the barometric pressure usually ______.A.fluctuatesB.remains the sameC.remains the same, with clouds forming rapidlyD.rises, often quite rapidly, with clearing skies
After a cold front passes，the barometric pressure______．A.drops，and the temperature dropsB.drops ， and the temperature risesC.rises，and the temperature dropsD.rises，and the temperature rises
Cloud formations are minimal when the ______.A.surface temperature and temperature aloft are equalB.surface temperature and temperature aloft differ greatlyC.barometric pressure is very lowD.relative humidity is very high
Good weather is usually associated with a region of ______.A.low barometric pressureB.high barometric pressureC.falling barometric pressureD.pumping barometric pressure
Little or no change in the barometric reading over a twelve hour period indicates ______.A.stormy weather is imminentB.that present weather conditions will continueC.a defect in the barometerD.increasing wind strength
单选题A barometer showing falling pressure indicates the approach of a（）.Ahigh pressure systemBlow pressure systemChigh dew pointDlow dew point
单选题As it approaches，a typical warm front will bring（）.Arising temperatures and falling barometric pressureBfalling temperature and pressureCfalling temperatures and rising pressureDrising barometric pressure and temperatures
单选题Cumulonimbus clouds can produce（）.Adense fog and high humidityBgusty winds，thunder，rain or hail，and lightningCclear skies with the approach of a cold frontDa rapid drop in barometric pressure followed by darkness
单选题Good weather is usually associated with a region of（）.Alow barometric pressureBhigh barometric pressureCfalling barometric pressureDpumping barometric pressure
单选题A decrease in barometric pressure is associated with all of the following except（）.Arising warm airBproximity to a low pressure areaCinward spiraling circulationDclear dry weather
单选题（）generally indicates that a gale or storm is approaching.AFalling barometric pressureBRising barometric pressureCThe circulations of windsDThe change of wind direction
单选题A single barometric pressure reading of 28.60 indicates（）.Arapidly improving weatherBdeteriorating weatherCa severe low pressure systemDfair weather and calm
单选题On the approach of a warm front the barometric pressure usually（）.AfallsBrisesCis steadyDis unreliable
单选题A slow rise in the barometric pressure forecasts（）.Arainy weather for the next 48 hoursBhigh seasCimproving weather conditionsDdeteriorating weather conditions
单选题As a high pressure system approaches，the barometer reading（）.Astays the sameBfallsCrisesDfalls rapidly
单选题An increased pressure differential between the inlet and outlet of a strainer usually indicates the strainer is （）AholedBfouledCcleanDdry
单选题The most important information to be obtained from a barometer is the（）.Adifference between the reading of the two pointers，which shows wind directionBlast two figures of the reading of the pointer，such as 87，76，or 92Cpresent reading of the pressure，combined with the changes in pressure observed in the recent pastDweather indications printed on the dial (such as cold，wet，etc.) under the pointer
单选题A line on a weather chart connecting places which have the same barometric pressure is called an（）.AisothermBisallobarCisobarDisotope
单选题After a cold front passes the barometric pressure usually（）.AfluctuatesBremains the sameCremains the same，with clouds forming rapidlyDrises，often quite rapidly，with clearing skies
单选题Little or no change in the barometric reading over a twelve hour period indicates（）.Astormy weather is imminentBthat present weather conditions will continueCa defect in the barometerDincreasing wind strength