航海英语（山东联盟）_智慧树知到答案2021年

第三章 Marine Weather：Marine Weather3.1Marine Weather:Marine Weather
3.2Weather Reports:Weather Reports
3.3Analysis of Typical Exercises:Analysis of Typical Exercises

[单选题]A sling psychrometer is a(n) ______.

选项:[A. type of cargo gear, C. instrument used to measure relative humidity, B. instrument used in celestial navigation, D. instrument used to measure specific gravity]
[单选题]A sea breeze is a wind ______.

选项:[A. that blows towards the sea at night, C. caused by cold air descending a coastal incline, D. caused by the distant approach of a hurricane, B. that blows towards an island during the day]
[单选题]When winds of force reach 10-11 in Beaufort Scale，usually we call such winds as______．

选项:[A. Hurricane


, C．Storm, B．Breeze, D．Gale]
[单选题]One of the factors which affects the circulation of ocean currents is ___

选项:[B. varying densities of water, C. vessel traffic, A. humidity, D.. the jet stream]
[单选题]A boundary between two air masses is a (n) ______.

选项:[B. isobar, C. front, A. lapse rate, D. continent]
[单选题]A cloud of marked vertical development (often anvil-shaped) would be classified as ______.

选项:[D. Cumulonimbus, C. altocumulus, B. cirrocumulus, A. cirrus]
[单选题]Altocumulus clouds are defined as ________.

选项:[C. low clouds, B. middle clouds, A. high clouds, D. vertical development clouds]
[单选题]Ocean currents are well defined and __.

选项:[A. create large waves in the direction of the current, B. change direction on 3600 during a 24 hour period, C. remain fairly constant in direction and velocity through out the year, D. are characterized by a light green color]
[单选题]The legend/symbol which designates an occluded front is represented by a _______.

选项:[C. blue line, D. dashed blue line, B. Purple line, A. red line]
[单选题]Clouds appearing in the following order: cirrus, cirrostratus, altostratus, stratus, and nimbostratus usually indicate the approach of a(n) ______.

选项:[B. occluded front, A. warm front, D. cold front, C. medium front]
[单选题]An occluded front is caused by a(n) ______.

选项:[A. cold front becoming stationary, C. cold front overtaking a warm front, B. warm front becoming stationary, D. warm front dissipating]
[单选题]Pressure gradient is a measure of ______.

选项:[A. a high-pressure area, C. pressure difference over time, B. pressure difference over horizontal distance, D. vertical pressure variation]
[单选题]The atmosphere in the vicinity of a high pressure areas is called a (n) _____.

选项:[C. occluded front, B. cold front, D. cyclone, A. anticyclone]
[单选题]A generally circular low pressure area is called a (n) ______.

选项:[B. anticyclone, C. cold front, A. cyclone, D. occluded front]
[单选题]A cyclone in its final stage of development is called a(n) ______.

选项:[A. tornado, B. anticyclone, D. polar cyclone, C. occluded cyclone or occluded front]
[单选题]A psychrometer has two thermometers that provide dry bulb and wet bulb temperatures. By comparing these two temperature readings with a set of tables, you can determine the ___

选项:[D. wind chill factor, A. atmospheric pressure, C. relative humidity and dew point, B. wind speed]
[单选题]A hygrometer is device used for determining ______.

选项:[D. relative humidity, A. the absolute temperature, C. wind velocity, B. atmospheric pressure]
[单选题]Advection fog is most commonly caused by ______.

选项:[A. air being warmed above the dew point, B. saturation of cold air by rain, C. a rapid cooling of the air near the surface of the Earth at night, D. warm moist air being blown over a colder surface]
[单选题]Anticyclones are usually characterized by ______.

选项:[A. dry, fair weather

 , B. high winds and cloudiness, C. gustiness and continuous precipitation, D. overcast skies]