Cartographic Skills (AQA A-Level Geography): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
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Practise the cards
10 cards from this deck
GIS definition
GIS definition
Computer tools to collect, store, process & display spatial data
Raster maps
Raster maps
Maps created from coloured dots (pixels)
Vector maps
Vector maps
Maps recording features using XY coordinates
Choropleth maps
Choropleth maps
Maps displaying data through density of shading within areas
Isolines (isopleths)
Isolines (isopleths)
Lines joining all points of the same value
Difference: flow lines vs desire lines
Difference: flow lines vs desire lines
Flow=actual route; Desire=straight origin to destination
Line width on flow/desire maps means
Line width on flow/desire maps means
Width is proportional to quantity of movement
Isotherms
Isotherms
Lines joining places of equal temperature
Dot maps
Dot maps
Maps showing spatial distribution using dots of equal size/value
Key rule for drawing isolines
Key rule for drawing isolines
Isolines do not cross or touch each other