Physical geography Chapter 4 Rocks video

Mineral
Rocks
The process responsible for the formation of igneous rocks in East Africa
Plutonic rocks/ Abyssal rocks:
Hypabyssal/intermediate rocks:
Volcanic rocks/extrusive rocks:
Characteristics of Igneous rocks
Importance/uses of igneous rocks
Characteristics of sedimentary rocks
Importance of sedimentary rocks
Characteristics of metamorphic rocks
Importance of metamorphic rocks
Influence of igneous rocks on landform development in East Africa
Influence of Rock structure on the development of drainage patterns in East Africa.
1. Rectilinear or Trellis drainage pattern
2. Parallel drainage pattern
3. Dendritic and radial drainage patterns.
4. Radial drainage pattern
The relationship between rock hardness and types of slope formation in East Africa