Download Review Test Submission: Quiz 7

3/25/2016
Review Test Submission: Quiz 7 – 16SP_GEOG_100_60
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Online Quizzes Review Test Submission: Quiz 7
Review Test Submission: Quiz 7 User
Mohammed Ali Sayadi
Course
Intro Geog­­­Phys Elements
Test
Quiz 7
Started
3/24/16 6:56 PM
Submitted 3/24/16 7:07 PM
Due Date
4/10/16 11:59 PM
Status
Completed
Attempt
Score
22 out of 22 points Time
Elapsed
11 minutes
Instructions MAKE SURE TO CLICK "SAVE ALL ANSWERS" BUTTON BEFORE BACKING OUT OF THE QUIZ DUE TO AN
INTERRUPTION, SUBMITTING YOUR ANSWERS FOR FINAL SELF­GRADING AS WELL AS WHEN YOU ARE PRINTING THE
PAGES.WORK OUT THE ANSWERS ON A PRINTOUT FIRST, THEN LOG INTO BLACKBOARD,ENTER THOSE ANSWERS
AND FINALLY CLICK ON "SAVE AND SUBMIT" BUTTON.
Results
Displayed
All Answers, Submitted Answers, Correct Answers, Feedback, Incorrectly Answered Questions
Question 1
1 out of 1 points
Water covers approximately __________ of Earth's surface.
Selected Answer:
71 percent
Answers:
71 percent
25 percent
90 percent
50 percent
Question 2
0 out of 1 points
Much of the Earth's water supply originated from
Selected Answer:
gases expelled from the sun; i.e., solar wind.
Answers:
icy comets.
asteroids.
gases expelled from the sun; i.e., solar wind.
photosynthesis.
Question 3
1 out of 1 points
Glacio­eustatic factors refer to
Selected Answer:
Answers:
changes in sea level related to the increase or decrease in quantities of ice.
a steady­state equilibrium in the water system.
changes in the total amount of water on Earth.
changes in sea level related to the melting of icebergs.
changes in sea level related to the increase or decrease in quantities of ice.
Question 4
1 out of 1 points
Which of the following is true of the distribution of land and water on Earth?
Selected Answer:
The Southern Hemisphere is dominated by water.
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Review Test Submission: Quiz 7 – 16SP_GEOG_100_60
They are evenly distributed in both hemispheres.
Answers:
The Northern Hemisphere is dominated by water.
The Southern Hemisphere is dominated by water.
Question 5
1 out of 1 points
The largest portion of fresh water today is located in
ice caps and glaciers.
Selected Answer:
groundwater resources.
Answers:
the major rivers and lakes of the world.
clouds.
ice caps and glaciers.
Question 6
1 out of 1 points
Which of the following is true regarding fresh water on Earth?
D. B and C
Selected Answer:
A. Most of it is in large lakes.
Answers:
B. Most of it is frozen in glaciers and ice caps.
C. Freshwater lakes and streams hold only .0091% of Earth's total water.
D. B and C
E. All of the above
Question 7
1 out of 1 points
What is the heat energy involved in the change of state, or phase, in water?
latent heat
Selected Answer:
fusion heat
Answers:
sensible heat
latent heat
mechanical heat
Question 8
1 out of 1 points
Relative humidity is
Selected
Answer:
Answers:
the amount of water vapor in the air at a given temperature expressed as a percentage of the water vapor capacity of
the air.
the amount of water vapor in the air compared to the normal amount.
a basically unused concept when it comes to weather topics.
the amount of water vapor in the air at a given temperature expressed as a percentage of the water vapor capacity of
the air.
the amount of moisture in the air relative to your own sensible feelings.
Question 9
0 out of 1 points
A mass of air always becomes saturated when it reaches the
Selected Answer:
specific humidity point.
Answers:
dew­point temperature.
specific humidity point.
highest temperature of the day.
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Review Test Submission: Quiz 7 – 16SP_GEOG_100_60
lowest temperature of the day.
Question 10
0 out of 1 points
In a mass of air in which no water is being added or removed, a temperature increase will
Selected Answer:
Answers:
increase both the specific and relative humidity.
have no effect on the specific humidity, but will increase the relative humidity.
have no effect on the specific humidity, but will decrease the relative humidity.
decrease both the specific and relative humidity.
increase both the specific and relative humidity.
increase the specific humidity, but have no effect on the relative humidity.
Question 11
1 out of 1 points
Which of the following is not used to measure relative humidity?
Selected Answer:
Answers:
wet and dry barometers
sling psychrometer
wet and dry barometers
hair hygrometers
Question 12
1 out of 1 points
The greater the difference in temperature between the wet bulb and dry bulb on a sling psychrometer, the __________ the air is and the
__________ the relative humidity.
Selected Answer:
Answers:
drier; lower
wetter; higher
wetter; lower
drier; lower
drier; higher
Question 13
1 out of 1 points
Which of the following can be concluded given the information shown below?
Saturation vapor pressure = 20 mb, Actual vapor pressure = 19.5 mb
Selected Answer:
Answers:
E. B and C only
A. The difference in temperature between the wet bulb and dry bulb on a sling psychrometer would be large.
B. The relative humidity is high.
C. The air parcel temperature and dew point temperature are almost the same.
D. all of the above
E. B and C only
Question 14
1 out of 1 points
The general term that refers to the tendency of a parcel of air to either remain in place or change its initial position is __________.
Selected Answer:
Answers:
stability
conditional instability
stability
adiabatic
stasis
Question 15
1 out of 1 points
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Review Test Submission: Quiz 7 – 16SP_GEOG_100_60
An air parcel is considered unstable when it
Selected Answer:
continues to rise until it reaches an altitude at which the surrounding air has a similar temperature.
Answers:
continues to rise until it reaches an altitude at which the surrounding air has a similar temperature.
it ceases to ascend.
it resists displacement upward.
either remains as it is, or changes its initial position.
Question 16
1 out of 1 points
Assume a warm air parcel, at sea level, has a temperature of 21°C (70°F) and begins to rise upward. Assume it becomes saturated at
1000 m (3300 ft) altitude, and continues to rise to 2000 m (6600 ft.) altitude. What would the approximate temperature of the parcel be at
an elevation of 2000 m (6600 ft.)? Use DAR=10Co/1000m (5.5Fo/1000ft) and MAR=6Co/1000m (3.3Fo/1000ft) values in calculation.
Selected Answer:
Answers:
5°C (41°F)
8.2°C (48.2°F)
9°C (46.4°F)
1°C (44.6°F)
5°C (41°F)
Question 17
1 out of 1 points
The dry adiabatic rate (DAR) is
Selected Answer:
Answers:
10 C° per 1000 m (5.5 F° per 1000 ft.) a fixed rate.
the rate used for a saturated parcel of air.
6 C° per 1000 m (3.3 F° per 1000 ft).
10 C° per 1000 m (5.5 F° per 1000 ft.) a fixed rate.
a term that refers to the temperature decrease in the still, calm air that surrounds a moving air parcel.
Question 18
0 out of 1 points
Moist Adiabatic Rate (MAR) is 4Co less than the Dry Adiabatic Rate (DAR) because:
Selected Answer:
Answers:
D. Both A and B
A. Atmospheric temperature increases as air parcel moves upward
B. Water vapor condensation (dew point) releases heat (latent heat of condensation) into the parcel
C. Water vapor condensation absorbs heat from the environment
D. Both A and B
Question 19
0 out of 1 points
If the Environmental Lapse Rate (ELR) of the atmosphere surrounding a rising parcel of air is greater than the DAR (i.e.
>10Co/1000m), then:
Selected Answer:
Answers:
air parcel will continue to ascend (rise)
air parcel will be stable
air parcel will be conditionally stable
air parcel will be unstable
air parcel will continue to ascend (rise)
both C and D
Question 20
1 out of 1 points
As air sinks down the leeward side of a mountain, it will move into a region of __________ air pressure and will therefore be __________
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by compression.
Selected Answer:
Answers:
higher; heated
higher; cooled
higher; heated
lower; heated
lower; cooled
Question 21
1 out of 1 points
Clouds that have vertical development and produce thunderstorms are called
Selected Answer:
Answers:
cumulonimbus.
cumulus.
stratocumulus.
nimbostratus.
cumulonimbus.
Question 22
1 out of 1 points
Which of the following are correctly matched?
Selected Answer:
puffy or globular clouds ­ cumuliform
Answers:
puffy or globular clouds ­ cumuliform
puffy or globular clouds ­ cirroform
wispy clouds ­ water droplets
flat or layered clouds ­ cumulus
Question 23
5 out of 5 points (Extra Credit)
An unsaturated air parcel has an internal temperature of 15oC and a relative humidity (RH) of 30% at sea level. When this air parcel is
lifted against a coastal mountain range (orographic lifting), at what altitude it will become saturated? i.e. Lifting Condensation Level (LCL)
Use the following formulas in calculation: RH = Actual Vapor Pressure(AVP)/Saturation Vapor Pressure (SVP) x 100
Hint: SVP value can be derived from a Temp­SVP Curve in your textbook!
LCL = (T­Td) x 125, where T is air parcel internal temperature at sea level, Td is dew point temperature (hint: AVP=SVP at dew point
temperature!)
Selected Answer:
Answers:
2075 meters
1500 meters
2500 meters
2075 meters
5000 meters
Thursday, March 24, 2016 7:07:50 PM PDT
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3/25/2016
Review Test Submission: Quiz 8 – 16SP_GEOG_100_60
My Welcome Page
H My Student Support
Bookstore
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Library
Internships
Mohammed Sayadi
"SUN" Newspaper
Online Quizzes Review Test Submission: Quiz 8
Review Test Submission: Quiz 8 User
Mohammed Ali Sayadi
Course
Intro Geog­­­Phys Elements
Test
Quiz 8
Started
3/24/16 7:12 PM
Submitted 3/24/16 7:20 PM
Due Date
4/10/16 11:59 PM
Status
Completed
Attempt
Score
12 out of 22 points Time
Elapsed
8 minutes
Instructions MAKE SURE TO CLICK "SAVE ALL ANSWERS" BUTTON BEFORE BACKING OUT OF THE QUIZ DUE TO AN
INTERRUPTION, SUBMITTING YOUR ANSWERS FOR FINAL SELF­GRADING AS WELL AS WHEN YOU ARE PRINTING THE
PAGES.WORK OUT THE ANSWERS ON A PRINTOUT FIRST, THEN LOG INTO BLACKBOARD,ENTER THOSE ANSWERS
AND FINALLY CLICK ON "SAVE AND SUBMIT" BUTTON.
Results
Displayed
All Answers, Submitted Answers, Correct Answers, Feedback, Incorrectly Answered Questions
Question 1
1 out of 1 points
Weather is
the short­term condition of the atmosphere.
Selected Answer:
Answers:
the long­term atmospheric condition, including extremes that may occur.
a reference to temperature patterns only.
the short­term condition of the atmosphere.
the climate of a region.
Question 2
1 out of 1 points
Air masses which develop over Canada are examples of __________ air masses.
cP
Selected Answer:
Answers:
cT
cP
mT
mP
Question 3
1 out of 1 points
If you were looking at a cP air mass and cT air mass, and they had the same relative humidity, which air mass would have higher
specific humidity?
Selected Answer:
Answers:
The cT air mass would have the higher specific humidity.
It is impossible to say what would usually be true of their specific humidities.
The specific humidity of both would be the same because their relative humidities are the same.
The cP air mass would have the higher specific humidity.
The cT air mass would have the higher specific humidity.
Question 4
0 out of 1 points
Which of the following matches is true?
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Selected Answer:
warm, humid, very unstable air mass = mT Pacific air mass
Answers:
specific humidity of 17 g/kg = typical moisture content of mT Gulf air mass
warm, humid, very unstable air mass = mT Pacific air mass
very cold, dry, and stable air mass = mT Pacific air mass
Tropical air mass source region = 40° to 55° N or S
Question 5
1 out of 1 points
The maritime tropical Pacific (mT) and maritime tropical Gulf and Atlantic (mT) air masses are
Selected
Answer:
Answers:
different from one another because the Pacific air mass usually has lower specific humidity than the Gulf/Atlantic air
mass.
both less active during summer months.
different from one another because the Pacific air mass usually has lower specific humidity than the Gulf/Atlantic air
mass.
very different because the Pacific air mass is very unstable and the Gulf/Atlantic air mass is usually stable.
both usually extremely unstable.
Question 6
1 out of 1 points
Which of the following would result in the modification of the air mass?
Selected Answer:
Answers:
all of the above
An cA air mass moving across the Gulf of Alaska.
A mT air mass moving across Texas.
A cT air mass moving across the Gulf of Mexico.
A cP air mass moving across the Great Lakes.
all of the above
Question 7
1 out of 1 points
A mT air mass is likely to be ________ than a cT air mass because the mT air mass ________.
Selected Answer:
Answers:
weꋿԂer; forms over the ocean
drier; forms under the equatorial low
weꋿԂer; forms over the ocean
hoꋿԂer; forms over the ocean
drier; is a cold air mass
weꋿԂer; is warmer than the cT air mass
Question 8
0 out of 1 points
With respect to the three main lifting (cooling) mechanisms (local heating, orographic, and frontal), which of the following is correct?
Selected
Answer:
We do not get all three mechanisms within the United States.
Answers:
Given the necessary physical requirements, orographic precipitation is usually the most consistent type of the three.
We do not get all three mechanisms within the United States.
A single convectional storm triggered by local heating affects large geographical regions.
The greatest average annual rainfall on Earth is due to local heating and frontal activity.
Question 9
1 out of 1 points
The Intertropical Convergence Zone is characterized by
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Review Test Submission: Quiz 8 – 16SP_GEOG_100_60
Selected Answer:
Answers:
warm, wet rising air.
cold, dry rising air.
cold, dry sinking air.
warm, wet rising air.
warm dry rising air.
Question 10
1 out of 1 points
The term "rain shadow" refers to
Selected Answer:
dry regions on the leeward side of mountain ranges.
Answers:
dry regions on the leeward side of mountain ranges.
windward slopes of mountains.
areas that are characteristic of the western slopes and margins of the Rocky Mountains and the Sierra Nevada.
periods of time during which there is a lack of rainfall.
wet areas on the downwind sides of mountains.
Question 11
0 out of 1 points
Which of the following is incorrectly matched?
Selected Answer:
Answers:
squall line ­ turbulent, changing wind patterns slightly ahead of a cold front
abruptly lifted warmer air ­ cold front
cold front ­ clear cold air and high clouds as the front approaches
hard rain and possible lightning ­ cold front
squall line ­ turbulent, changing wind patterns slightly ahead of a cold front
drizzly precipitation ­ warm front
Question 12
1 out of 1 points
After a cold front passes, the temperature ________ and the pressure ________ (relative to the conditions that
existed prior to the passage of the front).
Selected Answer:
Answers:
decreases; increases
increases; increases
increases; decreases
decreases; decreases
decreases; increases
Question 13
0 out of 1 points
>
Use Cold & Warm Front Diagrams in your textbook or powerpoints when answering this question!
The weather conditions at point A are best described by which of the following?
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Review Test Submission: Quiz 8 – 16SP_GEOG_100_60
Selected Answer:
wind shifting and strong, warm air abruptly lifted by colder air
Answers:
an area of clear skies and north winds
wind shifting and strong, warm air abruptly lifted by colder air
mT air mass, warm, wet, and humid from the Gulf states
warm air being lifted gently and steadily over cooler air
Question 14
0 out of 1 points
>
Use Cold & Warm Front Diagrams in your textbook or powerpoints when answering this question!
The weather conditions along point B are described by which of the following?
Selected Answer:
an area of clear skies and north winds
Answers:
wind shifting and strong, warm air abruptly lifted by colder air
the center of the cyclone, lowest pressure, counterclockwise winds
an area of clear skies and north winds
warm air being lifted gently and steadily over cooler air
Question 15
1 out of 1 points
>
Use Cold & Warm Front Diagrams in your textbook or powerpoints when answering this question!
The weather conditions along point C are described by which of the following?
Selected Answer:
Answers:
warm air being lifted gently and steadily over cooler air
an area of clear skies and north winds
warm air being lifted gently and steadily over cooler air
mT air mass, warm, wet, and humid from the Gulf states
wind shifting and strong, warm air abruptly lifted by colder air
Question 16
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0 out of 1 points
>
Use Cold & Warm Front Diagrams in your textbook or powerpoints when answering this question!
The weather conditions along point D are described by which of the following?
Selected Answer:
Answers:
an area of clear skies and north winds
an area of clear skies and north winds
warm air being lifted gently and steadily over cooler air
strong shifting winds, and warm air abruptly lifted by colder air
mT air mass, warm, wet, and humid from the Gulf states
Question 17
0 out of 1 points
In which of the following areas will thunderstorms not develop?
Selected Answer:
Answers:
in areas of surface convergence
along frontal boundaries
in areas of surface convergence
under areas of strong high pressure
in areas of orographic uplift
Question 18
1 out of 1 points
Florida has the highest thunderstorm frequency in the U.S. because
Selected Answer:
Answers:
A and B only
mT air masses surround the peninsula.
the Florida peninsula heats to high temperatures during the day.
frequent, strong cold fronts occur in the Florida area.
all of the above
A and B only
Question 19
0 out of 1 points
Tornadoes in the United States occur as a result of the interaction of warm, moist __________ air masses with cold, dry __________ air
masses, respectively.
Selected Answer:
Answers:
[None Given]
mP; cP
cP; mT
mT; mP
mT; cP
Question 20
1 out of 1 points
Which of the following cloud types is associated with tornado development?
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Review Test Submission: Quiz 8 – 16SP_GEOG_100_60
Selected Answer:
Answers:
cumulonimbus
altocumulus
cumulus
nimbostratus
cumulonimbus
Question 21
0 out of 1 points
Hurricanes derive their energy from
Selected Answer:
Answers:
the latent heat of vaporization.
the latent heat of sublimation.
the latent heat of fusion.
the latent heat of condensation.
the latent heat of vaporization.
Question 22
0 out of 1 points
Hurricanes die when they move over land because
Selected Answer:
Answers:
none of the above
the land temperature is not warm enough to sustain the low pressure system.
evaporation and subsequent condensation are no longer sufficient to sustain them.
the Coriolis force is not sufficient to sustain them over land.
all of the above
none of the above
Thursday, March 24, 2016 7:21:06 PM PDT
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