Introduction to Mapwork Calculations (Grade 12 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 scale do topographic maps use?
What scale do topographic maps use?
1:50 000
On a topographic map, 1 cm represents how many kilometres in reality?
On a topographic map, 1 cm represents how many kilometres in reality?
0.5 km
What scale do orthophoto maps use?
What scale do orthophoto maps use?
1:10 000
On an orthophoto map, 1 cm equals how many metres in reality?
On an orthophoto map, 1 cm equals how many metres in reality?
100 metres
How many times larger is the orthophoto scale compared to the topographic scale?
How many times larger is the orthophoto scale compared to the topographic scale?
Five times larger
To convert cm to metres on a topographic map, multiply by which factor?
To convert cm to metres on a topographic map, multiply by which factor?
500
What is the formula for calculating actual distance?
What is the formula for calculating actual distance?
Actual Distance = Map Distance × Scale
How do you calculate height difference between two elevations?
How do you calculate height difference between two elevations?
Subtract smaller from larger height
If 2.4 cm on a 1:50 000 map, what is the actual distance in km?
If 2.4 cm on a 1:50 000 map, what is the actual distance in km?
1.2 km
What advantage do orthophotos have over topographic maps?
What advantage do orthophotos have over topographic maps?
Show more detail & cover smaller area