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WorksheetsIntro to GIS data quiz
Total questions: 11
Worksheet time: 9mins
Types of Spatial Data include
Vector
Raster
Netcdf
Velociraptor
Directions from a local on how to get back to the highway
Vector data geometries include:
Points
Lines
Polygons
Polyglots
Squigles drawn by a niece of a nephew
Raster data files include:
a spatial grid with values for every cell in the grid
a bottom corner coordinate, cell size, and Coordinate reference system
Multiple bands for Red Blue and Green if imagery
Directions back to the highway
A geographic Coordinate System uses what two coordinates to place your data on the map?
Latitude
Longitude
US Survey feet (not international feet) to the left of that tree in the back of your school yard growing up
metres Easting
What are some differences between a Geographic Coordinate System (GCS) and a Projected Coordinate system (PCS)
A PCS projects the location onto a flat plane
A PCS projects the location onto a 3D Geoid
A GCS uses latitude and longitude, while a PCS will use a distance unit like metres
A GCS projects the location onto a 3D Geoid
A PCS uses latitude and longitude, while a GCS will use a distance unit like metres
What are the features that can be Preserved by a Projected Coordinate System?
Cardinal directions between two places
Distances between two places
Areas of polygons on the map
Keeping the shapes on the map correct accurate
The absolute true answer of the fastest way from your uncle's house to the shops
Where is your data located?
What kind of data would you like to work with in a GIS?
Points
Lines
Polygons
Rasters
NetCDF's
Which tool would you most want to see a demonstration of today (Note we can do both!)
QGIS
Python ( little bit of R)
Is there anything you would like to see me try with a GIS?
Using this map as a reference, How much bigger is Russia than Africa?
Twice as big
1.5 times as big
About the same size
Africa is actually twice as big as Russia
