mapping skills Flashcards
what are the primary directions called
cardinal directions
what are the secondary directions called
ordinal directions
what are the third directions called
tertiary directions
what are the cardinal directions
north (0) or (360)
south (180)
west (270)
east (90)
what are the ordinal directions
north-west
north-east
south-west
south-east
what are the tertiary directions
north north-east north north-west east north-east east south-east south south-west south south-east west south-west west north-west
what is the single most important direction? second? third?
most important- North
second- South
third- East and West share equal value
lines of latitude run which way?
around the globe horizontally
if you travel along lines of latitude you are travel which direction to which?
east to west
the equator is at what degree
0 degrees
is the equator north or south?
neither, it is shared by both.
the world is divided into 2 ______?
two hemispheres: Northern and Southern Hemispheres
all lines of latitude are _______? what does that mean?
parallel, this means no matter how far you extend any two lines of latitude, they will never meet.
lines of latitude are also called?
parallels
map makers are also called
cartographers
how are lines of latitude split for 111km between?
first split into 60 equal portions called minutes
then the space between each minute is divided into 60 equal portions called seconds
whats the distance between any two minutes
1.85 km
whats the distance between any two seconds
about 30m
what are the special lines of latitude
equator (0) Tropic of cancer (23.5N) tropic of Capricorn (23.5S) arctic circle (66.5N) Antarctic circle (66.5S) North Pole (90N) South Pole (90S)
lines of longitude run from what direction to which?
North to south
the prime meridian is at what degree
0 degrees
what line is directly opposite the prime meridian and is 180 degrees?
international date line
the prime meridian and the 180 degrees divides the world into what?
the western and eastern hemisphere
how many lines of longitude are there?
180 east of the prime meridian and 180 west of the prime meridian making a total of 360
lines of longitude are not_______
parallel
lines of longitude meet where?
at both poles
which type of map projection was most commonly used?
mercator
which type of map projection was good for navigation?
mercator
which type of map projection was more accurate by location
mercator
which type of map projection was more accurate by land area
winkel-tripel
which type of map projection was good for politics and diplomacy
winkel-tripel
the equator is a boundary between which two hemispheres
Northern and Southern
the prime meridian and the 180 degree line is the boundary between which two hemispheres
western and eastern
what is elevation
height above seal level
what is altitude
height above sea level
what is relief
difference in elevation
what is a topographic map, physical map, and relief map
map which shows the elevations of lands
what is a large scale map
shows large amount of detail of a small area
what is a small scale map
show small amount of detail of a large area
what is the purpose of a general-purpose map?
-provide many types of information on one map
what is the purpose of a thematic map?
designed to show information on one particular topic
what is the purpose of a topographic map?
make it easy to examine characteristics of a small area of earths surface in detail
in military grid system which line comes first then follows?
the easting (vertical line) comes first then followed by the northing
at a coastline what is the elevation most likely to be?
between 0 and 100m
in which two hemispheres is North America
north and west
an easting runs…..?
vertically on a map
