Slope Elements (Grade 11 NSC Matric Geography): Flashcards
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Slope elements
Slope elements
Distinct parts/segments of a hillslope viewed from the side
Number of main slope elements
Number of main slope elements
Four
Side view of a hillslope
Side view of a hillslope
Profile
Cliff (scarp/free face)
Cliff (scarp/free face)
Steepest part; near-vertical faces of resistant rock
Crest location
Crest location
Highest point where cliff meets plateau
Shape of the crest
Shape of the crest
Convex (curved outward)
Talus slope
Talus slope
Broken rock material below cliff from rockfalls
Pediment
Pediment
Lowest, gentlest slope element; almost flat terrain
Slope elements sequence (top to bottom)
Slope elements sequence (top to bottom)
Crest, cliff, talus, pediment
Knick line
Knick line
Boundary between pediment and talus