Gradient (Grade 11 NSC Matric Geography): Flashcards
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Gradient definition
Gradient definition
Average steepness of a slope on Earth's surface
Format for expressing gradient
Format for expressing gradient
As a ratio
Gradient ratio for level ground
Gradient ratio for level ground
0:1
1:4 gradient meaning
1:4 gradient meaning
1m vertical rise for every 4m horizontal distance
Ratio rule for steeper slopes
Ratio rule for steeper slopes
Smaller horizontal number indicates steeper slope
Vertical distance calculation
Vertical distance calculation
Higher altitude minus lower altitude
Gradient formula
Gradient formula
Vertical distance : Horizontal distance
Simplified gradient: 300m:1500m
Simplified gradient: 300m:1500m
1:5
Maximum gradient for roads
Maximum gradient for roads
1:20
Maximum gradient for railways
Maximum gradient for railways
1:66