Normal Faulting Occurs When The Hanging Wall Moves Upward Relative To The Footwall.?

What type of fault occurs when the hanging wall moves up relative to the footwall?

If the hanging wall moves up relative to the footwall, the fault is a reverse fault. Reverse faults are caused by compressional stress, or stress that pushes rocks together.

What type of fault occurs when the hanging wall moves up relative to the footwall quizlet?

Terms in this set (11)

2) Reverse Fault– if the hanging wall moves up relative to the footwall, the fault is called a reverse fault.

Where do normal faults occur?

Normal faults are often found along divergent plate boundaries, such as under the ocean where new crust is forming. Long, deep valleys can also be the result of normal faulting.

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What causes normal faulting?

Tensional stress, meaning rocks pulling apart from each other, creates a normal fault. With normal faults, the hanging wall and footwall are pulled apart from each other, and the hanging wall drops down relative to the footwall. Compressional stress, meaning rocks pushing into each other, creates a reverse fault.

What is the difference between footwall and hanging wall?

The FOOT WALL BLOCK is the block which would be under the feet of a person standing in a tunnel on the fault plane. The HANGING WALL BLOCK would then be hanging overhead. The UPTHROWN SIDE of the fault is the side on which the movement has been up relative to the other side.

What do you call the block that moves up relative to the other?

A fault is a fracture or zone of fractures between two blocks of rock. Faults allow the blocks to move relative to each other. This movement may occur rapidly, in the form of an earthquake – or may occur slowly, in the form of creep.

When a fault is expressed at the surface it is called a quizlet?

When a fault is expressed at the surface, it is called a. fault scarp. The name of the site where slippage begins and earthquake waves radiate outward is called the. hypocenter.

What type of fault does stress cause?

In terms of faulting, compressive stress produces reverse faults, tensional stress produces normal faults, and shear stress produces transform faults.

Which type of force is responsible for normal fault formation?

Normal faults move by a vertical motion where the hanging-wall moves downward relative to the footwall along the dip of the fault. Normal faults are created by tensional forces in the crust.

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What are 3 types of faults?

Different types of faults include: normal (extensional) faults; reverse or thrust (compressional) faults; and strike-slip (shearing) faults.

What type of stress is most likely to occur at this boundary?

Tension is the major type of stress found at divergent plate boundaries. Shear stress happens when forces slide past each other in opposite directions (Figure below). This is the most common stress found at transform plate boundaries.

Where can reverse faults be found?

Reverse faults, also called thrust faults, slide one block of crust on top of another. These faults are commonly found in collisions zones, where tectonic plates push up mountain ranges such as the Himalayas and the Rocky Mountains. All faults are related to the movement of Earth’s tectonic plates.

Which is the result of faulting?

Faults are cracks in the earth’s crust along which there is movement. These can be massive (the boundaries between the tectonic plates themselves) or very small. If tension builds up along a fault and then is suddenly released, the result is an earthquake.

What type of stress is reverse fault?

A reverse fault is a dip-slip fault in which the hanging-wall has moved upward, over the footwall. Reverse faults are produced by compressional stresses in which the maximum principal stress is horizontal and the minimum stress is vertical.

What are the 3 types of stress in geology?

Stress is the force applied to a rock and may cause deformation. The three main types of stress are typical of the three types of plate boundaries: compression at convergent boundaries, tension at divergent boundaries, and shear at transform boundaries.

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