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- Florida
- University of Central Florida
- Geography
- Geography Geo1200
- Prof Chris
- Geography Chp 5 Assessment
Geography Chp 5 Assessment
Geography Geo1200 with Prof Chris at University of Central Florida
About this deck
By: Anonymous
Created: 2011-02-24
Size: 35 flashcards
Views: 62
Created: 2011-02-24
Size: 35 flashcards
Views: 62
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A counterclockwise atmosphereic circulation in the Northern Hemisphere is known as a __________.
cyclone
Geostrophic wind always flows:
parallel to the isobars
The doldrums are most closely associated with __________.
ITCZ (Intertropical Convergence Zone)
Air in an ainticyclone always flows __________ in the Northern Hemisphere.
clockwise
__________ and __________ both occur at night.
Mountain breezes and land breezes
Katabatic winds are those which __________.
flow down narrow valleys
As a general rule, friction is greatest:
near Earth's surface
Rossby waves are:
large undulations in the upper air westerlies.
Surface winds tend to be __________ those at a higher level.
slower than
The polar jet stream is:
above the polar front
above the boundary of warm and cold air
north of the core of the upper
not continuous around Earth
described by all of the above
The so-called "winds of commerce" are the __________ winds.
trade
Sinking hair that diverges when it reaches Earth's surface is closely associated with __________.
anticyclones
Above the influence of friction, most winds follow a __________ course.
geostrophic
City A has an air pressure of 1000millibars. City B has an air pressure of 1004mb.The cities are 100km apart. The diff: of 4 millibars over 100 km is:
the pressure gradient
The city of Chicago has a latitude (42°N) within which part of the global circulation?
the westerlies
You are standing on a shoreline with the ocean to your west. the wind is traveling from west to east. The wind would be called:
onshore
Which of the following does NOT act upon winds that blow far above Earth's surface?
A. Coriolis
B. geostrophic
C. pressure gradient
D. friction
D. friction
The Coriolis effect exists because:
the earth rotates.
When would the Coriolis effect be GREATEST?
high wind speeds and high latitude
In a surface cyclone in the Southern Hemisphere, winds spiral __________ and __________.
clockwise and inward
The polar jet stream can be found:
At the boundary between warm and cold air.
Cyclones, in the Northern Hemisphere, are __________ air flows.
counterclockwise
The polar front and subtropical jet streams are both high altitude flows which circulate __________.
from west to east
When surface cold air pushes far equatorward and warm air pushes far poleward __________.
the Rossby wabes have great amplitude
Which of the following occurs closest to the Equator?
A. polar front
B. subpolar low
C. westerlies
D. doldrums
E. subropical high
D. doldrums
From the video Arctic Blues, what percentage of the Earth's surface is covered by snow and ice?
15%
From the video Arctic Blues, the US had __________ of its __________ in the 1910's. Today it has less than 30.
150 glaciers
From the Arctic Blues, which two of the following creatures are affected by changed in the Arctic?
Reindeer and Polar Bears
From the video Arctic Blues, the average tempurature of the Arctic has increased by almost:
twice
The basic unit of pressure mapped on wether maps is __________.
millibars
Trade winds are found ___________.
between 25 degrees north and south of the Equator
Wind speed may be roughly indicated by __________.
spacing of isobars on a weather map
The "horse latitudes" are zones of minimal winds which are associated with the __________ system.
subtropical high pressure system
The jet stream of the midlatitudes can usually be found at elevations ranging from __________ kilometers.
9 - 12 kilometers
The contact zone of warm tropical and cold polar air is known as the:
polar front.
About this deck
By: Anonymous
Created: 2011-02-24
Size: 35 flashcards
Views: 62
Created: 2011-02-24
Size: 35 flashcards
Views: 62
About StudyBlue
STUDYBLUE makes things that make you better at school.
Things like online flashcards with photos and audio.
Things like personalized quizzes and friendly reminders about when (and what) to study next.
Think of it as a digital backpack™: access to all of your study materials online and on your phone.
STUDYBLUE exists to make studying efficient and effective for every student, for free. Join us.
“I have been getting MUCH better grades on all my tests for school. Flash cards, notes, and quizzes are great on here. Thanks!”
Kathy
Kathy