
Creating Dot Density Maps in QGIS

Interactive Video
•
Geography
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of data is necessary to start creating a dot density map in QGIS?
Topographic maps
Satellite images
County and state shapefiles
Raster data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which tool in QGIS is used to create random points in polygons?
Buffer Tool
Random Points in Polygons
Field Calculator
Raster Calculator
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using the data defined override in QGIS?
To adjust the map scale
To export the map to a PDF
To define the number of random points based on population
To change the color of the map
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it necessary to divide the population by a number like 1000 when creating a dot density map?
To change the color of the dots
To reduce the number of dots to a manageable level
To make the map more colorful
To increase the number of dots
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do if the dots on the map are too large for the scale?
Increase the size of the dots
Add more dots
Zoom out of the map
Adjust the dot size in symbology settings
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you save the output of your dot density map in QGIS?
By exporting it to a GIS data folder
By taking a screenshot
By saving it as a scratch layer
By printing it directly
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the boundary effect in a dot density map?
The effect of dots overlapping each other
The visibility of county boundaries due to dot placement
The effect of dots being too small
The effect of dots being too large
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