what is folding and faulting process
Folding- It is the process when the earth’s two tectonic plates converge. The collision causes a part of the Earth’s surface to rise up, creating a mountain. by compression.
Faulting- In faulting cracks and faults are created along the earth’s surface. The fault causes one block of the Earth to rift away from the other or causes the Earth’s block to move up or down. Here convergence forms a mountain.
This question is part of UPSC exam. View all Class 9 courses
what is folding and faulting process
Folding and Faulting Process:
Folding and faulting are two fundamental processes in the deformation of the Earth's crust. These processes are driven by tectonic forces acting on the rocks, leading to the formation of various geological features.
Folding:
- Folding is a process where rocks are bent or curved due to compressional forces within the Earth's crust.
- It occurs when rocks are subjected to stress that exceeds their strength, causing them to deform plastically.
- Folded structures can range from gentle anticlines and synclines to tight folds like overturned folds and recumbent folds.
- Different types of folds, such as monoclines, chevron folds, and domes, can be formed depending on the direction and intensity of the stress.
Faulting:
- Faulting is a process where rocks break and move along a fault plane due to tectonic forces.
- Faults are classified based on the direction of movement: normal faults (extensional stress), reverse faults (compressional stress), and strike-slip faults (lateral stress).
- Faults can vary in length and displacement, with major faults forming boundaries between tectonic plates.
- Movement along faults can result in earthquakes, as accumulated stress is suddenly released.
Relationship between Folding and Faulting:
- Folding and faulting often occur together in areas of intense tectonic activity.
- Faults can influence the formation of folds by providing planes of weakness along which rocks can deform.
- In some cases, folds can be cut by faults, leading to complex geological structures.
In conclusion, folding and faulting are essential processes in understanding the deformation of the Earth's crust and the formation of geological features. These processes provide valuable insights into the dynamic nature of the Earth's tectonic forces.
To make sure you are not studying endlessly, EduRev has designed Class 9 study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in Class 9.