24 Questions
What is the process of gradual breakdown and alteration of rocks and minerals at or near the earth's surface?
Weathering
What type of rock is formed when magma solidifies below the surface of the earth?
Dolerite
What is the term used to describe the layers of rock and their orientation?
Horizontally
What is the process by which soil, rock, or sediment is gradually removed from its original location?
Erosion
What type of landform is characterized by flat-topped hills?
Basaltic plateaus
What is the term used to describe the formation of flat topped hills through the cooling and solidification of magma between layers of sedimentary rock?
Sills
What type of plateau can cover thousands of square kilometres?
Basaltic
What has eroded away in the interior plateau of South Africa?
Most of the basaltic plateau
What are canyons typically characterized by?
Vertical or near-vertical walls
What is often carved by erosional forces in canyons?
Deep valleys by rivers or glaciers
What is the largest canyon in the world?
Grand Canyon
What is the second largest canyon in the world?
Fish River Canyon
What type of landform is characterized by a rounded, convex-shaped surface?
Dome
What is the angle of the resistant rock in a Hogback ridge?
45 degrees
What is the term for a sedimentary rock that has sagged in the middle?
Cuesta basin
What is the term for a slope that has a natural inclination or dip of rock layers or strata?
Dip slope
What is the term for a type of ridge that forms due to the different erosion speeds of alternating layers of resistant and less resistant rock?
Asymmetrical ridge
What is the term for a type of landform that is characterized by vast, semi-arid plains and low hills?
Karoo landscape
What is the characteristic of massive igneous rocks?
They do not have layers and have a uniform colour and structure
What is the process of mechanical weathering that occurs in igneous rocks?
Exfoliation
What is the type of igneous intrusion that forms like a saucer under the ground?
Lopolith
What forms when a dyke is exposed to the surface of the Earth due to erosion of softer rock around it?
Serrated ridges
What occurs when granite is close to the surface and comes into contact with groundwater?
Weathering
What type of igneous feature is the largest and deepest of all?
Batholith
Test your knowledge of structural geomorphology concepts, including weathering, erosion, and types of rocks.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
