Paper 2 · Plate tectonics, rift valleys and vulcanicity
In the formation of a rift valley, name the term for the block of land between two parallel faults that subsides to form the valley floor.
Model answer
graben
Also accepted: rift valley floor, rift floor
Explanation: The subsided central block between the two bounding faults of a rift valley is called the graben.
Derived from ZIMSEC Geography 4022/2 Paper 2, November 2018, Q1
