网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)

Which of the following statements concerning frontal movements is TRUE ________.

A.The temperature rises after a cold front passes

B.The barometric pressure rises when a warm front passes

C.A cold front generally passes faster than a warm front

D.A warm front usually has more violent weather associated with it than a cold front


参考答案

更多 “ Which of the following statements concerning frontal movements is TRUE ________.A.The temperature rises after a cold front passesB.The barometric pressure rises when a warm front passesC.A cold front generally passes faster than a warm frontD.A warm front usually has more violent weather associated with it than a cold front ” 相关考题
考题 The globe valve has a bulbous body, housing a valve seat and screw down plug or disc arranged at right angles to the axis of the pipeAccording to the above sentence, which of the following statements is not true?A.The profile of the valve is like a globeB.The valve seat is set into the bulbous bodyC.The plug or disc of the valve is made vertical to the axis of the pipeD.The valve seat is located at right side of the plug or disc

考题 Which of the following statements is true?A.The volume of deals for hedging purposes is much higher than that for arbitraging and speculative purposes.B.The foreign exchange business for commerce and tourism must be done before 11a.m.on 2 January.C.It is hedgers' money that drives much larger volume of other transactions.D.None of the above.

考题 All the following statements concerning the nature of language change is true except() A language change is inevitableB language change is abruptC language change is universalD language change is extensive

考题 The statements concerning nominal and real interest rate are true except that ______.A.the nominal interest rate is the growth rate of your moneyB.the real interest rate is the growth rate of your purchasing powerC.the nominal rate is the real interest rate deducted by the rate of inflationD.all of the above statements

考题 Which of the following conditions is true concerning a flammable liquid with a concentration above the upper explosive limit?A.The mixture is too lean to burnB.The mixture is too rich to burnC.The vapor is about to explodeD.Conditions are perfect for combustion

考题 Which of the following statements is TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?A.The securing of cargo on flats and trailers must be adequate to withstand road motions onlyB.The movements experienced by road borne cargo are the same as the movements of a ship at seaC.The generally recommended lash angle is no greater than 45 degrees relative to the deck in any directionD.It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient

考题 Which of the following statements is FALSE,concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system ________.A.The compartment must be properly ventilatedB.The temperature of the room should never exceed 130℉C.The door must be kept unlockedD.The compartment shall be clearly marked and identifiable

考题 Which of the following statements is true?__________A.The author believes that a born naturalist can not be a scientist B.The author read a lot of books about the natural world and oil industry C.The author's brothers and sisters were good at music and languages D.The author spend a lot of time working on riddles

考题 Which statements concerning the relationships between the following classes are true?()   class Foo {  int num;   Baz comp = new Baz();   }   class Bar {  boolean flag;   }   class Baz extends Foo {   Bar thing = new Bar();   double limit;   }  A、A Bar is a Baz.B、A Foo has a Bar.C、A Baz is a Foo.D、A Foo is a Baz.E、A Baz has a Bar.

考题 单选题Which of the following statements concerning energy is correct?()A Energy can be created or destroyedB Energy may not be transformedC The total quantity of energy in the universe is always the sameD None of the above

考题 多选题If p and q are primes greater than 2, which of the following statements must be true? (Indicate all such statements.)Ap + q is evenBpq is oddCp2-q2 is even

考题 多选题Concerning the figure below, if a =b, which of the following statements must be true? (Indicate all such statements.)Ac=dBl and k are parallelCm and l are perpendicular

考题 多选题Which of the following statements are true? (Indicate all such statements.)Aτ(5) =τ(7)Bτ(5) τ(7) =τ(35)Cτ(5) + τ(7) =τ(12)

考题 单选题Which of the following statements concerning cargo is correct?()A Cargoes are any type of goods transported by any type of shipsB Cargoes are goods transported in bulkC Cargoes usually include goods transported in bulk and in containersD Cargoes are usually packaged in containers

考题 单选题Which of the following statements is TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels?()A The securing of cargo on flats and trailers must be adequate to withstand road motions onlyB The movements experienced by road borne cargo are the same as the movements of a ship at seaC The generally recommended lash angle is no greater than 45 degrees relative to the deck in any directionD It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient

考题 单选题Which of the following statements is true concerning the overall efficiency of air compressors?()A High pressure compressors are more efficient than low pressure compressorsB Mechanical efficiency divided by compressor efficiency will equal the overall efficiency of the compressor unitC Two stage compressors are generally more efficient than single stage compressorsD The volumetric efficiency is decreased in multistage compressors

考题 单选题Which of the following statements is true concerning centrifugal pumps?()A They are particularly suited for pumping high viscosity fluidsB They are started with the discharge valve openedC The flow of liquid is developed by imparting energy due to the rotation of an impellerD They are always mounted in a horizontal position

考题 单选题Which of the following statements is true concerning any evaporator?()A High conductivity of the distillate indicates distillate salinity is excessiveB Increasing the absolute pressure of the shell will increase the distillers capacityC Mesh separators are used in evaporators to filter the distillateD Reducing the brine density will reduce the heat lost overboard

考题 单选题Which of the following statements concerning fire-tube boilers is correct?()A Combustion gases flow through the tubesB Flames impinge on the tubesC Combustion occurs in the tubesD Water flows through the tubes

考题 单选题Which of the following statements is true concerning the cetane number of diesel fuel?()A The cetane number affects the amount of injection lagB The cetane number is an indication of the fuels viscosityC Ignition lag is reduced with fuels having a high cetane numberD The cetane number is of little significance in the combustion process

考题 单选题Which of the following statements is correct concerning the “flash point ” of a liquid?()A It is lower than the ignition temperatureB It is the temperature at which a substance will spontaneously igniteC It is the temperature at which a substance, when ignited, will continue to bumD It is the temperature at which the released vapors will fall within the explosive range

考题 单选题Which of the following statements is true concerning an oil cooler?()A The oil temperature is less than the cooling water temperatureB The oil pressure is less than the cooling water pressureC The oil pressure is greater than the cooling water pressureD The oil flow control valve is always installed in the oil input line

考题 单选题Which of the following statements is true concerning simple parallel resistance circuits?()A The total current flow equals the sum of the individual currentsB The total current flow equals the reciprocal of the sum of the individual currentsC The total resistance equals the sum of the individual resistanceD The total voltage equals the sum of the individual voltages across each resistance

考题 单选题Which of the following is not a frontal term().A RidgeB ColC TroughD Bora

考题 单选题Which of the following statements concerning frontal movements is TRUE().A The temperature rises after a cold front passesB The barometric pressure rises when a warm front passesC A cold front generally passes faster than a warm frontD A warm front usually has more violent weather associated with it than a cold front

考题 单选题Which of the following statements is true concerning Halon 1301 fire extinguishing equipment?()A The agent is considered nontoxic at room temperature in low concentrationsB The agent is less effective than carbon dioxideC Halon primarily extinguishes the fire by coolingD The agent cannot be used on electrical fires because it leaves a residue

考题 单选题Which of the following statements is correct concerning the viscosity of lubricating oil?()A Viscosity will increase as temperature increasesB Viscosity is a measure of a fluid s internal resistance to flowC Viscosity will decrease as temperature decreasesD Viscosity is not dependent on temperature