Forces in earth's crust

How does stress change earth’s crust?

Tension, compression, and shearing over millions of years

stress

a force that acts on rock to change its shape and volume

tension

the stress force that pulls on the crust and and thins rock in the middle

shearing

stress pushes rock in two opposite directions

compression

the force that squeezes rock until it folds or breaks

what are the types of faults?

Normal, Reverse, and Strike-slip

how do faults form?

when enough stress builds up

normal fault