Faults Folds and Mountains

Folded mountains form ___.

• At transform boundaries
• when continental crusts collide
• when continent crusts diverge
• after huge earthquakes

The type of stress that squeezes and shortens rock is _______

• compression.
• tension.
• shearing.
• deposition.

What is subduction?

• one plate collides with another
• one plate destroys another
• one plate goes beneath another
• one plate divides another

How does a reverse fault form?

• The hanging wall moves upward relative to the footwall.
• Compression thrusts the fault into reverse.
• Blocks slide past each other.
• The hanging wall moves downward relative to the footwall.

What type of fault results when the rock on either side of a fault plane slides horizontally in response to shear stress?

• normal
• reverse
• strike-slip
• thrust

The rock below the fault plane is known as the ___

• footwall.
• fracture.
• hanging wall.
• hinge.

How do faults and folds compare?

• Faults are bends in rock where rocks move, and folds are breaks in rocks.
• Faults are breaks in rock where rocks move, and folds are bends in rock.
• Faults are breaks in rock where rocks do not move, and folds are bends in rock.
• Faults are bends in rock where rocks do not move, and folds are breaks in rock.

The type of stress that stretches and pulls a body apart is ___.

• strain
• tension
• stress
• compression

What type of stress is this?

• compression
• shearing
• tension

• normal fault
• reverse fault
• strike-slip fault