Mapwork Skills (Grade 11 NSC Matric Geography): Flashcards
📚Flashcards
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10 cards from this deck
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Practise the cards
10 cards from this deck
Ground distance definition
Ground distance definition
Actual distance between two points on Earth's surface
Topographic map scale
Topographic map scale
1:50,000
1 cm on topographic map (1:50,000) equals
1 cm on topographic map (1:50,000) equals
0.5 km or 500 m
Formula for topographic map distance in km
Formula for topographic map distance in km
Map distance in cm × 0.5
Orthophoto map scale
Orthophoto map scale
1:10,000
1 cm on orthophoto map (1:10,000) equals
1 cm on orthophoto map (1:10,000) equals
0.1 km or 100 m
Formula for orthophoto map distance in km
Formula for orthophoto map distance in km
Map distance in cm × 0.1
Tool for measuring straight line distances on maps
Tool for measuring straight line distances on maps
Ruler
Tool for measuring curved features on maps
Tool for measuring curved features on maps
Dividers or compass tool
How to increase divider measurement accuracy
How to increase divider measurement accuracy
Set divider points closer together