Exam #1 Flashcards
Which of the following statements about latitude is true?
latitude is a measure of distance and of the equator
latitude lines are always parallel to each other on a globe
latitude varies from 0 degrees to 180 degrees
on a globe, lines of latitude intersect parallels of longitude at right angles
latitude lines are always parallel to each other on a globe
The 24 time zones of the world are roughly centered on meridians at 15-degree intervals
T/F
True
All of the following statements about small-scale maps are true EXCEPT that they
give a general idea of the relative locations of major features
show significantly less detail than do larger scale maps
typically smooth out such features as coastlines and rivers
permit the accurate measurement of major features
permit the accurate measurement of major features
A relatively new remote sensing technology that utilizes an airborne laser to transmit light out to an object is known as
thermal scanning
radar
lidar
global positioning systems
lidar
Which of the following statements about remote sensing is NOT true?
it is a faster means of reconnaissance than ground surveying
it began with data collected by the US space program
one of the most common sources of remotely sensed data is Landsat imagery
aerial photographs must be interpreted before maps can be made of them
it began with data collected by the US space program
A digital record of geographic information is called a
geographic database
density slice
pixel
vertical axis
geographic database
an equidistant projection
shows true distance in all directions from one or two central points
has parallels and meridians intersecting at right angles
shows true directions from a single point to all other points
it is almost always conformal
shows true distance in all directions from one or two central points
All of the following are problems inherent in showing quantities in areas EXCEPT that
such maps imply uniformity within an area
such maps imply abrupt changes at boundaries that are unrealistic
color choice may impart more importance to some areas than others
such maps can show quantities but not rates, percentages, or densities
such maps can show quantities but not rates, percentages, or densities
flowlines would not be used to represent
airline routes
political boundaries
migration patterns
ocean currents
political boundaries
The equal-area map projection developed to reflect concern for the problems of the Third World by providing a less European-centered representation of the world is the
Mercator Projection
Peters Projection
Robinson Projection
Copernican Projection
Peters Projection
The name of the supercontinent that broke apart as the seafloor began to spread hundreds of millions of years ago is
Eurasia
Thalassa
Pangaea
gaia
Pangaea
Which of the following groups contain only landforms produced by glacial deposition
lateral moraines, fiords, permafrost
outwash plain, lateral moraines, fiords
lateral moraines, terminal moraines, outwash plain
fiords, outwash plains, terminal moraines
lateral moraines, terminal moraines, outwash plain
the ability of running water to erode a surface does not depend on the
steepness of the slope
underlying bedrock
strength of the wind
amount of precipitation
strength of the wind
volcanism is a gradational process
T/F
false
Narrow columns of hot mantle rock that can form ‘hot spots’ of volcanism beneath centers of oceanic plates are known as
cutaways
pillars
coils
plumes
plumes
granite, basalt, pumice, and obsidian are all _____ rocks
igneous
metamorphic
sedimentary
diastrophic
igneous
fine-grained, windblown silt deposits are known as
till
loess
drift
talus
loess
the most important erosional agent is
groundwater flow
chemical oxidation
running water
wind
running water
the scientist who first proposed the idea of the existence of one supercontinent prior to its breakup millions of years ago is
Alfred Wegener
Charles Darwin
Alexander von Humboldt
William Morris Davis
Alfred Wegener
the ridge and valley region of the eastern United States is the result of what force of diastrophism
volcanism
warping
faulting
folding
folding
in the northern hemisphere, the trade winds blow
from the southeast
between the subtropical high and equatorial low
from low to high pressure regions
from a generally westerly direction
between the subtropical high and equatorial low
at the June solstice, the North Pole receives 24 hours of daylight
T/F
True
The amount of available incoming solar radiation depends on cloud cover, day of year, time of day, and latitude
T/F
True
Under average circumstances at sea level, the weight of a column of air 1 inch by 1 inch is about 6 miles into the atmosphere weight about
29.92 ounces
14.7 pounds
3.5 degrees
23.5 kilograms
14.7 pounds