Earthquakes Lecture
1 Chapter 19 Earth quakes. 2 I. Forces within Earth A.Stress and Strain 1. Most earthquakes occur when rocks fracture, or break, deep within Earth. 2.
Chapter 19. Most Earthquakes are the result of movement in the Earth’s crust at the tectonic plates. Rocks in the crust resist movement and build.
Earthquakes
Tangshan, China 1976Lisbon 1755 Earthquake is a sudden slip (rupture) on a fault and the resulting ground shaking caused by the radiated seismic energy.
