Aerial Photographs and Orthophoto Maps (Grade 10 NSC Matric Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What two types of maps does an orthophoto map combine?
What two types of maps does an orthophoto map combine?
Aerial photograph & topographic map
What is the standard scale for all orthophoto maps?
What is the standard scale for all orthophoto maps?
1:10,000
What is the contour interval on orthophoto maps?
What is the contour interval on orthophoto maps?
5-metre intervals
What does the '5-10 rule' help you remember about orthophoto maps?
What does the '5-10 rule' help you remember about orthophoto maps?
5m contour intervals & 1:10,000 scale
Which features are superimposed on orthophoto maps?
Which features are superimposed on orthophoto maps?
Contour lines, trig stations, spot hts
How do orthophoto maps compare in cost to traditional topographic maps?
How do orthophoto maps compare in cost to traditional topographic maps?
Cheaper to produce
What level of detail can you see on orthophoto maps in residential areas?
What level of detail can you see on orthophoto maps in residential areas?
Individual houses
How are orthophoto maps created?
How are orthophoto maps created?
Overlaying info on vertical aerial photos
What advantage do orthophoto maps have regarding currency?
What advantage do orthophoto maps have regarding currency?
Updated more easily & frequently
Which natural features should you identify on orthophoto maps?
Which natural features should you identify on orthophoto maps?
Ridges, spurs, valleys