Weather Final Practice Quiz (Exam 3)
Exam 3 questions & answers
- 1.
The rotating updraft inside a severe thunderstorm is called a
- A.
Mesocyclone
- B.
Roll cloud
- C.
Funnel cloud
- D.
Mesohigh
Correct Answer
A. Mesocyclone -
- 2.
The strong vertical wind shear contributing to supercell thunderstorm development refers to the change in
- A.
Wind direction with height
- B.
Wind speed with height
- C.
Wind speed and wind direction with height
Correct Answer
C. Wind speed and wind direction with height -
- 3.
In a radar reflectivity image of a supercell thunderstorm, the appearance of a "hook" shape usually indicates the presence of
- A.
Lightning
- B.
The anvil cloud
- C.
The mesocyclone
- D.
Flooding
Correct Answer
C. The mesocyclone -
- 4.
A raindrop which freezes before reaching the ground is called
- A.
Sleet
- B.
Graupel
- C.
Glaze
- D.
Snow
Correct Answer
A. Sleet -
- 5.
The main reason hurricanes don't develop over the south Atlantic Ocean adjacent to South America is because
- A.
The air at the surface is always diverging
- B.
The Coriolis force is too small there
- C.
The pressure gradient force is too weak in that area
- D.
The surface water temperatures are too cold
Correct Answer
D. The surface water temperatures are too cold -
- 6.
An ozone molecule is made up of
- A.
1 oxygen and 1 chlorine atom
- B.
3 oxygen atoms
- C.
2 oxygen atoms
- D.
2 oxygen and 1 hydrogen atoms
- E.
2 oxygen and 1 chlorine atom
Correct Answer
B. 3 oxygen atoms -
- 7.
The Montreal Protocol was a global agreement to end the commercial production of
- A.
Sulfur dioxide
- B.
Carbon dioxide
- C.
Methane
- D.
CFCs
Correct Answer
D. CFCs -
- 8.
On which side of a supercell thunderstorm would a tornado most likely tend to form?
- A.
Southeast
- B.
Southwest
- C.
Northeast
- D.
Northwest
Correct Answer
B. Southwest -
- 9.
A weather event in which straight-line winds blow down trees and damage structures along a path of 400 km (240 miles) or more is called a
- A.
Derecho
- B.
Tornado
- C.
Microburst
- D.
Dust devil
- E.
Waterspout
Correct Answer
A. Derecho -
- 10.
Hurricane type storms are called ______ in the Northern Hemisphere
- A.
Tropical cyclones
- B.
Monsoons
- C.
Mesoscale complexes
- D.
Typhoons
Correct Answer
D. Typhoons -
- 11.
The Atlantic Hurricane season is from
- A.
June through November
- B.
September through December
- C.
April through July
- D.
May through October
Correct Answer
A. June through November -
- 12.
What atmospheric phenomenon that we observe on Earth have we observed on another planet?
- A.
None of these
- B.
Dust devils
- C.
Derechos
- D.
Waterspouts
- E.
Microbursts
Correct Answer
B. Dust devils -
- 13.
Dust devils are associated with
- A.
Sunny days with light winds
- B.
Cloudy days with light winds
- C.
Cloudy days with strong winds
- D.
Sunny days with strong winds
Correct Answer
A. Sunny days with light winds -
- 14.
For a storm to be defined as a blizzard winds must be at least _______ and temperatures must be ______ or colder
- A.
35 mph, 20 degrees f
- B.
25 mph, 10 degrees f
- C.
25 mph, 20 degrees f
- D.
60 mph, 0 degrees f
- E.
35 mph, 10 degrees f
Correct Answer
A. 35 mph, 20 degrees f -
- 15.
What form of precipitation would most likely cause a large area to be without power because of downed power lines?
- A.
Hail
- B.
Freezing rain
- C.
Sleet
- D.
Rain
- E.
Snow
Correct Answer
B. Freezing rain -
- 16.
Most tornadoes move from
- A.
Southwest to northeast
- B.
Southeast to northwest
- C.
Northwest to southwest
- D.
North to south
Correct Answer
A. Southwest to northeast -
- 17.
Gustnado's are
- A.
Weak tornadoes and easy to forecast
- B.
Powerful tornadoes and difficult to forecast
- C.
Weak tornadoes and difficult to forecast
- D.
Powerful tornadoes and easy to forecast
Correct Answer
C. Weak tornadoes and difficult to forecast -
- 18.
An aggregate of ice crystals is
- A.
A snowflake
- B.
Freezing rain
- C.
Hail
- D.
Glaze
- E.
Sleet
Correct Answer
A. A snowflake -
- 19.
The first three stages of a developing hurricane are (from first stage to third stage)
- A.
Tropical depression, tropical disturbance, tropical storm
- B.
Cyclone, typhoon, tropical storm
- C.
Tropical disturbance, tropical storm, typhoon
- D.
Tropical disturbance, tropical depression, tropical storm
Correct Answer
D. Tropical disturbance, tropical depression, tropical storm -
- 20.
The type of drought where surface and subsurface water supplies are below normal is known as a ______ drought
- A.
Meteorological
- B.
Hydrological
- C.
Agricultural
- D.
Socioeconomic
Correct Answer
B. Hydrological -
- 21.
When a tropical disturbance forms, there is about _____ chance it will continue to develop into a hurricane
- A.
50%
- B.
25%
- C.
5%
- D.
10%
- E.
65%
Correct Answer
C. 5% -
- 22.
Mesoscale convective complexes move at a speed of about
- A.
70 mph
- B.
1 mph
- C.
40 mph
- D.
25 mph
- E.
10 mph
Correct Answer
E. 10 mph -
- 23.
The majority of hurricane related deaths are caused by
- A.
Hail
- B.
Lightning
- C.
Storm surge
- D.
Embedded tornadoes
- E.
Wind damage
Correct Answer
C. Storm surge -
- 24.
Which of the following regions would you expect to have the most tornadoes in the winter?
- A.
Southern great plains
- B.
Northern great plains
- C.
Southern gulf states
- D.
Oklahoma
Correct Answer
C. Southern gulf states -
- 25.
What is the element released from chlorofluorocarbons (CFCs) that has been identified as the main cause of the Antarctic ozone hole?
- A.
Chlorine
- B.
Fluorine
- C.
Carbon
- D.
Sulfur
- E.
Sodium
Correct Answer
A. Chlorine -
- 26.
The size of a microburst is always less than _____ in diameter
- A.
14 km
- B.
4 km
- C.
6 km
- D.
25 km
- E.
1 km
Correct Answer
B. 4 km -
- 27.
About 69% of all tornadoes fall into which of the following categories in the Fujita Scale?
- A.
F0 and F5
- B.
F0 and F1
- C.
F2 and F3
- D.
F4 and F5
Correct Answer
B. F0 and F1 -
- 28.
A waterspout is generally ________ than a typical tornadoes and moves ______ than a typical tornado
- A.
Smaller, slower
- B.
Larger, faster
- C.
Smaller, faster
- D.
Larger, slower
Correct Answer
A. Smaller, slower -
- 29.
Mesoscale convective complexes
- A.
Produce little precipitation
- B.
Have a lifetime of at least 6 hours
- C.
Do not produce lightning
- D.
Are associated with a cold front
Correct Answer
B. Have a lifetime of at least 6 hours -
- 30.
At its peak, the southern hemisphere ozone hole has an area about the size of
- A.
The north american continent
- B.
Delaware
- C.
The lower 48 united states
- D.
Canada
- E.
Texas
Correct Answer
A. The north american continent -
- 31.
Most waterspouts would fall into which category on the Fujita scale?
- A.
F0
- B.
F1
- C.
F4 or F5
- D.
F3
- E.
F2
Correct Answer
A. F0 -
- 32.
The two most costly natural disasters in U.S. history to date are hurricane Katrina and
- A.
The January 1998 northeast ice storm
- B.
The 1987-1989 drought
- C.
The great flood of 1993
- D.
Hurricane Andrew
- E.
The march 1993 "storm of the century"
Correct Answer
B. The 1987-1989 drought -
- 33.
Storms that form in the tropics are given names when
- A.
They reach tropical storm strength
- B.
They become fully developed hurricanes
- C.
Rotation becomes visible on a satellite photograph
- D.
They approach to within 250 miles of land
Correct Answer
A. They reach tropical storm strength -
- 34.
If a hurricane is moving north, the strongest winds would be located to the ______ of the center of the storm
- A.
South
- B.
West
- C.
East
- D.
North
Correct Answer
C. East -
- 35.
The European heat wave in 2003 was responsible for about ______ deaths
- A.
35,000
- B.
1,000
- C.
18,000
- D.
150
- E.
5,000
Correct Answer
B. 1,000 -
- 36.
The ozone hole is most intense (lowest ozone concentrations) around
- A.
Late September to mid October
- B.
During april
- C.
Late June to mid July
- D.
During December
- E.
Late February to mid march
Correct Answer
A. Late September to mid October -
- 37.
Most tornadoes have diameters between _____ and ______
- A.
20 m, and 100 m
- B.
200 m, and 1200 m
- C.
3 m, and 100 m
- D.
100 m, and 600 m
- E.
50 m, and 300 m
Correct Answer
D. 100 m, and 600 m -
- 38.
Tornadoes have an average path length of
- A.
10 miles
- B.
8 miles
- C.
20 miles
- D.
4 miles
- E.
50 miles
Correct Answer
D. 4 miles -
- 39.
In a hurricane, the eye wall represents
- A.
The exact center of the storm
- B.
The area of broken cloudiness at the center
- C.
A layer of cirrus cloud in the center of the storm
- D.
A zone of intense thunderstorms around the center
- E.
A region of light winds at low pressure
Correct Answer
D. A zone of intense thunderstorms around the center -
- 40.
Polar stratospheric clouds play a role in
- A.
Global warming
- B.
Ozone destruction
- C.
Acid rain formation
- D.
Photochemical smog
Correct Answer
B. Ozone destruction -
- 41.
The 1930s dust bowl draught severely affected about _____ of the United States
- A.
70%
- B.
36%
- C.
24%
- D.
99%
- E.
50%
Correct Answer
A. 70% -
- 42.
What is the approximiate lifetime of a chlorofluorocarbon molecule in the atmosphere?
- A.
A few days to a few weeks
- B.
5 to 10 years
- C.
50 to 100 years
- D.
6 to 9 months
- E.
250 to 300 years
Correct Answer
C. 50 to 100 years -
- 43.
Blizzard conditions often develop on the ________ side of intense low pressure systems
- A.
Southeast
- B.
Southwest
- C.
Northeast
- D.
Northwest
Correct Answer
D. Northwest -
- 44.
In order for a microburst to be produced, there must be
- A.
A cold front
- B.
A thunderstorm
- C.
A severe thunderstorm
- D.
Clear skies
- E.
A tornado
Correct Answer
B. A thunderstorm -
- 45.
Where do nor'easters develop or intensify?
- A.
Over the gulf of mexico
- B.
Over eastern canada
- C.
Over the central midwest U.S.
- D.
Off the eastern seaboard of the U.S.
Correct Answer
D. Off the eastern seaboard of the U.S. -
- 46.
The Atlantic Multidecadal Oscillation has cool and warm phases of sea surface temperature that last for
- A.
3-7 years
- B.
6-18 months
- C.
10-18 years
- D.
60-80 years
- E.
20-40 years
Correct Answer
E. 20-40 years -
- 47.
Severe droughts are generally characterized by _____ rainfall and _____ temperatures
- A.
Low, low
- B.
Normal, high
- C.
Low, high
- D.
Low, normal
Correct Answer
C. Low, high -
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Mar 21, 2022Quiz Edited by
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Dec 19, 2008Quiz Created by
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