Map Flashcards
Canada’s rank in the world in term of size
2nd, 9,992,00 km
Canada population
35 million
Ranked 35th in the world
Countries population density
Population/area
Canada 35,000,000/9,992,00= 3.5 people/km
Monoco 16,000 people per km
Ranked 228th in the world
Per capita GDP
Measure wealth
Ranked 10th
Gross domestic product
Value of the goods and services produced in a year
Per capita means per person
Heraldry
Practice of designing, displaying decribing and recording a coat of arms and heraldic badges
Map projection
Method used to transfer features of the globe onto the flat surface of a map
Mercator projection distort size of countries
Due to the lines of longitude being straight it enlarges the territory’s farther away from the equator
National geographic projection
Winkel triple
Compromise of all types of distortions
RF scale small scale map
1:250 000 and up 1:50 000 000
What is Geography
The study of the earths physical and human systems and the relationships among them.
What type of area would a large scale map show? Small scale
Large amount of detail small area, small amount of detail large area
General purpose map
Bodies of water, towns, highways, towns
Tops graphic map
Shows features on the earths surface-elevation, forestry, sewage
Compass rose
A compass showing a direction on a map
Cardinal points known as
N, E, S,
Secondary are ordinal points
Ne se sw nw
Compass bearings help determine direction
Measure the angle of direction in relation to north
What direction
0 north
90 east
180 south
270 west
Alphanumeric grid
Uses letters numbers to identity specific squares in a grid pattern
Map grid ( military grid)
Blue lines on a topograpic map
Vertical lines called eastings measure east to west
Horizontal lines called northings measure north to south
Uses 6 digits
0 longitude
Prime meridian
0 latitude
Equator
Distance between each degree of latitude
111 Kms
Earth time zones
24
How many degrees of longitude cover one time zone
360 divided by 24= 15 degrees
The time zone prime meridian
UT time universal time
Canada time zones
6
International dateline at degree of longitude
180 east/west of prime meridian
What direction are you going when you add or lose a day going over the international date line
If crossing west add a day
East loss a day
West add east lose
Day we change clocks
Fall back fist week November
Spring forward 2nd Sunday in March
GPS
Orbiting satellites at least 3 are needed send radio signals to the earth to calculate the latitude and longitude
What’s the purpose of the international dateline
If you sail around the world you used to return home a day ahead or behind the people that stayed home
Contour Interval
A contour interval is the vertical distance or difference in elevation between contour lines
