As a cold front passes an observer, pressure ______.A.drops and winds become variableB.rises and winds become gustyC.drops and winds become gustyD.rises and winds become variable

题目

As a cold front passes an observer, pressure ______.

A.drops and winds become variable

B.rises and winds become gusty

C.drops and winds become gusty

D.rises and winds become variable

相似考题

1.Cumulonimbus clouds are most likely to accompany a(n) ______.A.high pressure systemB.cold frontC.warm frontD.occluded front

2.Steam smoke will occur when ______.A.extremely cold air from shore passes over warmer waterB.warm dry air from shore passes over cooler waterC.cold ocean water evaporates into warm airD.cool rain passes through a warm air mass

3.A generally circular low pressure area is called a(n)______．A.cycloneB.anticycloneC.cold frontD.occluded front

4.Monsoons are characterized by ______.A.light，variable winds with little or no humidityB.strong，gusty winds that blow from the same general direction all yearC.steady winds that reverse direction semiannuallyD.strong，cyclonic winds that change direction to conform to the passage of an extreme low pressure system

更多“As a cold front passes an observer, pressure ______.A.drops and winds become variableB.ris ”相关问题

  • 第1题：

    After a cold front passes the barometric pressure usually ______.

    A.fluctuates

    B.remains the same

    C.remains the same, with clouds forming rapidly

    D.rises, often quite rapidly, with clearing skies


    正确答案：D
    冷锋过境后，气压通常相当快的升高，天转晴。

  • 第2题：

    An occluded front is caused by a(n) ______.

    A.low pressure area

    B.high pressure area

    C.area of calm air

    D.cold front overtaking a warm front


    正确答案：D
    锢囚锋是由于冷锋赶上暖风造成的。

  • 第3题：

    Cumulonimbus clouds can produce ______.

    A.dense fog and high humidity

    B.gusty winds, thunder, rain or hail, and lighting

    C.clear skies with the approach of a cold front

    D.a rapid drop in barometric pressure followed by darkness


    正确答案：B
    积雨云能够产生阵风，打雷，雨或冰雹，和闪电。

  • 第4题：

    单选题
    Steady precipitation is typical of（）.
    A

    coming cold weather conditions

    B

    a warm front weather condition

    C

    high pressure conditions

    D

    scattered cumulus clouds


    正确答案： C
    解析： 暂无解析

  • 第5题：

    单选题
    Your facsimile prognostic chart indicates that you will cross the cold front of a low pressure system in about 24 hours.You should（）.
    A

    Expect to see cirrus clouds followed by altostratus and nimbostratus clouds

    B

    Alter course to remain in the navigable semicircle

    C

    Prepare for gusty winds，thunderstorms，and a sudden wind shift

    D

    Expect clear weather，with steady winds and pressure，until the front passes


    正确答案： A
    解析： 暂无解析

  • 第6题：

    单选题
    An occluded front is caused by a(n)（）.
    A

    low pressure area

    B

    high pressure area

    C

    area of calm air

    D

    cold front overtaking a warm front


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    The height of a tide can be increased by（）.
    A

    A storm surge

    B

    A high pressure area

    C

    The jet stream

    D

    A cold front


    正确答案： A
    解析： 暂无解析

  • 第8题：

    单选题
    A series of brief showers accompanied by strong，shifting winds may occur along or some distance ahead of a(n)（）.
    A

    upper front aloft

    B

    cyclone

    C

    occluded front

    D

    cold front


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    Steam smoke will occur when（）.
    A

    extremely cold air from shore passes over warmer water

    B

    warm dry air from shore passes over cooler water

    C

    cold ocean water evaporates into warm air

    D

    cool rain passes through a warm air mass


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    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


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    What kind of conditions would you observe as the eye of a storm passes over your ship’s position（）.
    A

    Huge waves approaching from all directions，clearing skies，light winds，and an extremely low barometer

    B

    Flat calm seas，heavy rain，light winds，and an extremely low barometer

    C

    Flat calm seas，heavy rain，light winds，and high pressure

    D

    Huge waves approaching from all directions，clearing skies，light winds，and high pressure


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    After a cold front passes，the barometric pressure（）.
    A

    drops，and the temperature drops

    B

    drops，and the temperature rises

    C

    rises，and the temperature drops

    D

    rises，and the temperature rises


    正确答案： C
    解析： 暂无解析

  • 第13题：

    After a cold front passes，the barometric pressure______．

    A.drops，and the temperature drops

    B.drops ， and the temperature rises

    C.rises，and the temperature drops

    D.rises，and the temperature rises


    正确答案：C
    冷锋过境后，气压上升，温度降低。

  • 第14题：

    Brief, violent showers frequently accompanied by thunder and lightning are usually associated with ______.

    A.passage of a warm front

    B.winds shifting counterclockwise in the Northern Hemisphere

    C.stationary high pressure systems

    D.passage of a cold front


    正确答案：D
    经常带有雷声和闪电的短暂而猛烈的阵雨通常伴随在冷锋的路线上。

  • 第15题：

    In the Northern Hemisphere, gusty winds shifting clockwise, a rapid drop in temperature, thunderstorms or rain squalls in summer ( frequent rain / snow squalls in winter ) then a rise in pressure followed by clearing skies, indicate the passage of a(n) ______.

    A.warm front

    B.tropical cyclone

    C.anticyclone

    D.cold front


    正确答案：D
    在北半球夏季，阵风风向顺时针方向变化，温度骤降，雷暴雨或暴风骤雨（冬季频繁的雨雪交加），然后随着气压上升天空晴朗，表明冷锋通过。

  • 第16题：

    单选题
    In the Northern Hemisphere，gusty winds shifting clockwise，a rapid drop in temperature，thunderstorms or rain squalls in summer (frequent rain/snow squalls in winter) then a rise in pressure followed by clearing skies，indicate the passage of a(n)（） .
    A

    warm front

    B

    tropical cyclone

    C

    anticyclone

    D

    cold front


    正确答案： A
    解析： 暂无解析

  • 第17题：

    单选题
    Monsoons are characterized by （）.
    A

    light，variable winds with little or no humidity

    B

    strong，gusty winds that blow from the same general direction all year

    C

    steady winds that reverse direction semiannually

    D

    strong，cyclonic winds that change direction to conform to the passage of an extreme low pressure system


    正确答案： B
    解析： 暂无解析

  • 第18题：

    单选题
    Cumulonimbus clouds can produce（）.
    A

    dense fog and high humidity

    B

    gusty winds，thunder，rain or hail，and lightning

    C

    clear skies with the approach of a cold front

    D

    a rapid drop in barometric pressure followed by darkness


    正确答案： B
    解析： 暂无解析

  • 第19题：

    单选题
    In the Northern Hemisphere，winds veering sharply to the west or northwest with increasing speed are indications that a（）.
    A

    cold front has passed

    B

    low pressure center is approaching

    C

    stationary front exists

    D

    high pressure center has passed


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    Cyclones that have warm sectors usually move（）.
    A

    westerly

    B

    parallel to the isobars in the warm sector

    C

    toward the nearest high pressure area

    D

    faster than the accompanying cold front


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    As a cold front passes an observer，pressure（）.
    A

    drops and winds become variable

    B

    rises and winds become gusty

    C

    drops and winds become gusty

    D

    rises and winds become variable


    正确答案： C
    解析： 暂无解析

  • 第22题：

    单选题
    If an observer in the Northern Hemisphere faces the surface wind，the center of low pressure is to his（）.
    A

    left，slightly behind him

    B

    right，slightly behind him

    C

    left，slightly in front of him

    D

    right，slightly in front of him


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    After a cold front passes the barometric pressure usually（）.
    A

    fluctuates

    B

    remains the same

    C

    remains the same，with clouds forming rapidly

    D

    rises，often quite rapidly，with clearing skies


    正确答案： D
    解析： 暂无解析

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