What is a Map?
How is a map a model of the earth?
A map is a simplified, workable image of the earth's surface. As a model, it doesn't show the earth's surface perfectly.
What is a person called who creates maps?
Cartographer
What is the highest possible number for a longitude reading?
180 degrees
On a map, what shows a ratio of two numbers that indicate the relative size and detail of the features shown on a map?
What kind of map would focus on the locations of polar bear populations in polar regions?
Thematic Map
What kind of a map is a globe?
A globe models the earth's surface as a sphere, rather than a flat surface. It also gives the most accurate show of the true shape of a continent.
North, south, east and west are known as the ________________ directions
Cardinal
Which ocean does the International Date Line cross through?
Follows the 180 degrees meridian and lies in the western Pacific Ocean.
What is the boxed area called on a map where all of the symbols and colors used on the map are defined?
Legend or Key
Define geographical coordinates
the precise latitude and longitude values of your location.
What is a map projection?
the transfer of geographic information on a 3d globe to a 2d map
What do cartographers call 0 degrees longitude?
Latitude is measure by going what directions
North or South
What kind of map projection would it be if the point of contact in the center of the map was North America?
Oblique Projection
Define contour lines on a map.
Contour lines on a map connect points of equal elevation. The closer they are to each other, the steeper the elevation.
How does the detail of a large-scale map compare to a small-scale map?
Large-scale maps show a small portion of the earth's surface, so land details are more easily visible. Small-scale maps show a larger part of the earth's surface, so fine details aren't visible.
What is a geographic map?
Focuses on names, symbols, and locations of man-made and natural physical features, such as roads and highways, streams, lakes, coastlines and oceans.
At what degree is the Equator Located at?
0 degrees
Maps of the polar regions often use what kind of projection?
Polar projection
What modern piece of tech would currently give you the most accurate geographic coordinates?
GPS Receiver (will take GPS)
What is a topographical map?
Displays elevation and landform information, usually indicated by special symbols, called contour lines, or by landform shading.
What is a political map?
Shows names, boundaries and shapes of counties, states, countries, cities and towns -- any feature established by local, state or national governments.
All meridians are halves of great circles, but one parallel is what?
a whole great circle.
What is a thematic map?
Unifying idea that is the focus of plotting the data on to the map.
How do you find the location of something specific on a map?
Find the where its longitude crosses its latitude (Geographic coordinate).