GY Test 2

25 July 2022
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Evidence that the Jamestown Colony likely suffered from drought is based on
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Tree Rings
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The major drought period of the 20th century in term of duration and spatial extent, is considered to be the
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1930's
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What popular name was this drought given
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The dust bowl
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What region of NA was most profoundly affected by this even
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The Great Plains
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The Dust Bowl effect was caused by drought as well as
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poor land management practices
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This map of PDSI in 1585 was created using
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Tree ring data
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The drought in Mexico in 1785-86 known as El ano del Hambre (the year of hunger) was caused by drought as well as
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Early fall frost
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The Aztecs identified an apparent pattern of drought that they felt was connected
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The year "one rabbit"
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Drought is likely to be caused by all of the following EXCEPT
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Persistent low pressure
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Which of the following is occurring in the Snake River Plain of southern Idaho? A.) Water from rivers soaks into the ground, causing the rivers to disappear B.) A large amount of water flows underground C.) Huge springs result where groundwater flows onto the surface D.) All of these are occurring
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D
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Which of these water stores (reservoirs) contains most of Earth's Freshwater?
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Glaciers and Ice sheets
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Which of these water sores (reservoirs) contains the least amount of Earth's water?
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Atmosphere
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Which of the following events is most like the formation of a cloud?
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Water forming on a cold object on a hot, humid summer day
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Which of the following energy sources drives the hydrologic cycle?
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Solar energy
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The residence time refers to the average length of time that a drop of water remains
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in its store (reservoir)
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The water balance diagram below suggest that
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Long periods of droughts are common
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Which two uses consume most freshwater in the US?
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Irrigation and thermoelectric power
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Which event is best represented by the hydrograph shown here?
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A summer thunderstorm
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What units of measure would most likely be represented by letters A-E on the bottom of the accompanying hydrograph (above)?
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Hours
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Which of the following accompanies urbanization (replacing farms and open areas with cities)?
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Runoff occurs more quickly and produces a higher peak flow
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Comparing these two curves on this hydrograph, the solid curve could record A.) A shorter but more intense predication event B.) The response of the stream to urbanization C.) A more rapid spring snowmelt D.) All of these
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D
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What was the cause of flooding in the 1993 upper Miss river flood?
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Persistent thunderstorms caused large amounts of rainfall over a several-state region
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The temperature, pressure, and moisture characteristics of the atmosphere arise in large part from the continuous exchanges of energy and ________________ near the surface
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Water vapor
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If a gas cools under constant pressure, the molecules within it have_______ kinetic energy (motions) and can therefore gave volume will be ___________
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Less; less
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Which of the following statements is true regarding the relationship between air pressure and altitude?
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As one moves up in the atmosphere, pressure decreases, as one moves closer to the earth's surface, pressure increases
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Which location best represents a trough of low pressure?
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D
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Which of the following statements is true regarding high or low pressure for a parcel of air at the surface?
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Lower temp, higher density, cold air sinks, higher pressure at surface
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Friction
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Is greater near the ground surface
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The exacerbation of seasonal temperature extremes experienced by continental interiors is best described by the term
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Continentality
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To create a sea breeze
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The warm air over the land rises, creating low pressure. Cool air over water sinks, creating high pressure. This creates an onshore breeze
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All of the following would contribute to destructive wildfires promoted by Santa Ana winds EXCEPT A.) Drought B.) Canyons to funnel wind C.) High pressure D.) Sea breeze
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D
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Using the insolation diagram (below), name the correct sequence of surface pressure zones associated with latitude zones. Start from the equator and move toward the poles
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Low pressure, high pressure, low pressure, high pressure
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Name the important zonal wind belts that blow from east to west in the tropics
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Trade winds
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Along the therm equator, strong solar heating causes air to rise (convection). What is the name of this zone of low pressure and associated bands of convective clouds/ rainfall?
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ITCZ
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In the map below, which feature represents an area of convection and convergence
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The ITCZ
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What feature of the map is part of the descending limbs of the Hadley Cell?
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Hawaiian High
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In the summer, one of the most well developed high pressure cells is situated over the Atlantic Ocean its called the:
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Bermuda High
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Regarding pressure, latitude, and water vs land
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Air pressure is high over oceans at 30 degrees because descending air warms less over the relatively cooler oceans
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The Coriolis effect is the apparent deflection in the path of a moving object due to
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The rotation of the earth
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In the northern hemisphere objects are deflected to the
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right, irrespective of which way it is moving
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This diagram features a
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Cyclone, southern hemisphere
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Based on your knowledge of the pressure gradient and Coriolis effect, identify the proper pressure cell and location
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high pressure, Northern hemisphere
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Which of the following circulation patterns is characteristics of a cyclone or low pressure in the southern hemisphere?
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Air flowing inward, clockwise
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Which of the following terms describes "a seasonal reversal of wind due to seasonal thermal differences between landmasses and large water bodies"
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Monsoon
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An important property of water is its ability to act as a good solvent. This could best be explained by water's
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polarity
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A parcel of saturated air at 20 Degrees would have approximately _______ times ______ water vapor than saturated air at 0 celsius
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5; more
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Which of the following terms relates the amount of water vapor "in the air" relative to the maximum possible at the current temperature?
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relative humidity
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Which of the following terms refers to the amount of water vapor in the atmosphere?
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Humidity
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if you add 110 calories of that to 1 gram of water whose temperature is 100 Celsius the resultant temperature of the water will be around:
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100 Celsius
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A parcel of saturated air at 10 celsius with 10g of water vapor/ kg of air is heated to 20 celsius. Which of the following is true?
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the air has 10g water vapor/ kg of air and is now saturated
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The dew point measures
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The Temperature at which air is saturated with water vapor
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January dew point temperatures are extremely low in northern areas of the U.S. because
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there is little insolation to drive the evaporation
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Compared to air temperature the dew point temperature is always
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Equal or less
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Why is the saturated adiabatic lapse rate less than the unsaturated adiabatic lapse rate?
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release of latent heat warms the local environment
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The dry adiabatic lapse rate changes to the wet adiabatic lapse rate when:
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Condensation is greater than evaporation (saturation occurs)
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A parcel of 5 km and an initial temperature of 10 celsius altitude descends to 3 km altitude at the unsaturated adiabatic lapse rate.What is the temp at 3 km?
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30 celsius
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If a parcel of air rises high enough and cools sufficiently, expansion lowers its temperature to the dew point and condensation occurs. The altitude at which this occurs is known as the
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lifting condensation level
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What is environmental lapse rate?
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The rate at which the atmosphere in a given location at a specific time cools with elevation
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If you go outside with wet hair will it likely dry faster if the dew point is:
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40 F
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if you spray something from a spray can (like whip cream) the can usually gets cold. Why is that? A.) Adiabatic cooling B.) The pressure decreases C.) The density decreases D.) A and B E.) A B and C
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E
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Given the prevailing wind direction indicated by the arrow, where would you expect temperatures to be warmest and the humidity lowest?
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D
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In the figure (above), given the prevailing wind direction indicated by the arrow, where would you expect air to be cooling at the sautéed adiabatic lapse rate?
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B
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The warm air being lifted in this map is mostly located in the_______ portion of the map
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Eastern
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Fog can form through each of the following ways EXCEPT
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decreasing the moisture content of the air and increasing temp
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Which are the best cooling conditions to create a radiation fog?
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Clear skies, windy, humid air at the surface
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For precipitation to occur
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buoyant forces keeping water droplets and ice crystals suspended must be less than the force of gravity
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The formation of freezing rain involves:
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Snow passing through a fairly thick layer of above freezing air before passing through thin layer of subfreezing temperatures near the surface
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The formation of sleet involves
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Snow passing through a lawyer of above freezing air, melting, and then refreezing, forming a pellet that bounces when reaching the surface
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In the fire to the left, this region receives the most July precipitation due to the clockwise circulation of high pressure supplying warm, most air
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D
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Which of the following best describes the low pressure cell centered for most of the year over the equator?
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Consistent insolation, warm temps, abundant rainfall
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The hadley cell is characterized by
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low pressure, rising air over the equator, high pressure, sinking air at 30 degrees N and 30 Degrees S
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Which properly describes surface winds within the tropics?
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Winds blowing from NE to SW in the northern hemisphere, winds blowing SE to NW in the southern hemisphere
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In the northern hemisphere, the westerlies are created by the Coriolis effect acting on air
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from the subtropical high flowing north to the sub polar low
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Subtropcial deserts are usually under the influence of_____
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Semi permanent high pressure
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The dot on this map represents Missouri. based on your knowledge of the anticyclones wind direction, how would temperature change between 2/11/12 and 2/13/12?
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Cooler than warmer
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The temperature, pressure, and moisture characteristics of the atmosphere arise in large part from the continuous exchange of energy and _______________ near the surface.
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Water Vapor
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If a gas cools under constant pressure, the molecules within it have ______ kinetic energy (motion) and therefore gas volume will be _______________.
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More; less
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In the summer, one of the most well developed high pressure cells is situated over the Atlantic Ocean it's called the:
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bermuda high
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Name the important zonal wind belts that blow from east to west in the tropics
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Trade Winds
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Along the thermal equator, strong solar heating causes air to rise (convection). What is the name of this zone of low pressure and associated bands of convective clouds/rainfall?
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ITCZ
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In the figure below, which feature represents an area of convection and convergence?
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The ITCZ
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What feature on the map is part of the descending limbs of the Hadley cell?
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hawaiian high
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Which of the following best describes the low pressure cell centered for most of the year over the equator?
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consistent insolation, warm temperatures, abundant rainfall
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The Hadley cell is characterized by
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low pressure, rising air over the equator, high pressure, sinking air at 30°N and 30°S
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Which of the following circulation patterns is characteristic of a anticyclone or highpressure in the Northern Hemisphere?
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air flowing outward, clockwise
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July dew point temperatures are extremely high in southeastern areas of the U.S. because
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there is an abundance of insolation to drive evaporation.
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A parcel of air at 7 km. and an initial temperature of 10°C altitude descends to 5 km altitude at the unsaturated adiabatic lapse rate. What is the temperature at 5 km?
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30°C
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What is the Environmental Lapse Rate?
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The rate at which the atmosphere in a given location at a specific time cools with elevation
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Which of these water stores (reservoirs) contains most of Earth's freshwater?
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Glaciers and ice sheets
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"Residence time" refers to the average length of time that a drop of water remains
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in its store (reservoir).
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The largest-scale pattern of pressure and winds is described by the term
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General circulation
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Winds blowing west to east or east to west are referred to as
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Zonal
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William Ferrel's model is composed of three distinct cells, the most important cell, which begins with heating at the equator is the
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Hadley Cell
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Energy is exchanged within the atmosphere, as well as gained and lost across its interfaces with land and ocean through physical, geological, and biological processes organized in Earth System cycles (for example, _____________).
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The Water/hydrologic Cycle
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In the Northern Hemisphere, cyclonic winds rotate:
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counterclockwise
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The term that defines equilibrium between evaporation and condensation is
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Saturation
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Suppose you have a parcel of air at 10oC and specific humidity of 10 g/kg. What is the specific humidity if you raise the temp to 20oC?
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none of the above
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Which of the following moisture indices indicates the temperature at which saturation occurs?
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Dew Point
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In the atmosphere, how does air volume change with temperature?
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If temperature increases, volume increases
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One problem with using relative humidity to measure the abundance of water vapor is that it is influenced by both moisture content and:
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Temperature
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If you spray something from a spray can (like whipcream) the can usually gets cold. Why is that? adiabatic cooling B) the pressure decreases C) the density decreases D) A and B E) A B and C
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E
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If you have a cold drink on a typical summer day, the glass usually starts to "sweat". Where did the water on the outside of the glass come from?
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Water droplets that formed from cooled water vapor in the air
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The myth that sinks drain in the opposite direction in the southern hemisphere is related to:
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The Coriolis effect
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The Coriolis Force (or effect) is the result of:
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The earths rotation
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When is relative humidity usually the highest?
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Near Sun rise
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To make direct comparisons of moisture content in different places, weather forecasters use:
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The Dew Point
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Condensation results in the release of:
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latent heat
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Adiabatic cooling occurs when air parcels increase in
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volume
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In the southern Hemisphere, anticyclonic winds rotate:
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counterclockwise
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The transfer of heat by the mixing of a fluid is called:
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Convection
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A pressure field such as the one indicated on the map would most likely lead to conditions of
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drought
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Which of the following circulation patterns is characteristic of a cyclone or low pressure in the Southern Hemisphere?
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air flowing inward, clockwise
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The so-called "river of air" created by the strong PGF associated with the polar front is called the
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The Polar Jet Stream
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The combined effect of humidity and high temperatures is often expressed as a/the
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heat Index
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Which of the following is not a climate variable?
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Average windspeed of the Leap Day tornado
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What two variables determine air pressure?
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density and temperature
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If you climb a mountain temperature will decrease at the
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environmental lapse rate
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Adiabatic cooling occurs when air parcels increase in
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Volume
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Cold air masses with low moisture content that frequently influence Alabama are:
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Continental Polar