Forces in Earth’s Crust. C5S1. Stress. A force that acts on an area of rock to change its shape or volume. A rock’s volume is the amount of space the rock takes up . Because stress is a force, it adds energy to the rock. The energy is stored in the rock until the rock changes shape or breaks.
Due to fault movement the Owens Valley was created. The two plates a divergent plates which means they are a normal fault. This has created an opening for a river and lake to form within the mountain system
The San Andreas Fault the best example of a strike –slip fault . It is observable from areal pictures.