1. Earthquakes! Brooke Brown Lyric Estrada Mrs. Smith 3rd Hour April 8, 2011 2. Basic Background Information What is an earthquake? The Shaking that results from the movement…

Seismic Waves and Earthquakes – A Mathematical Overview The destruction caused by earthquakes is caused by the seismic waves propagating inside and in particular, near…

Slide 1Earthquakes Slide 2 What is an earthquake? Slide 3 An earthquake is a trembling or shaking of the earth’s crust. Most earthquakes occur because of a sudden movement…

Slide 1 1 Geologic Structure of Earth - The interior of the Earth is layered. Concentric layers: crust, mantle, liquid outer core and solid inner core. Evidence (indirect)…

Slide 1 Where does the majority of geologic activity occur? Why do you think that? What evidence could you provide? What do you think are 4 general ways that a plate can…

Slide 1 Slide 2 What causes Tsunamis? Pg.96 A Tsunami occurs when a moderate to sever earthquake occurs underwater, which displaces the water. Watch this video http://www.youtube.com/watch?v=chbbiSCczB8…

Slide 1 Earthquakes Slide 2 What are Earthquakes? Earthquake - sudden movement of the ground caused by the release of energy when the rocks move along a fault. – Fault…

Seismic Waves Wave motion is perhaps most familiar to us from our observations of waves on water When a stone is thrown into a pool of water, the surface of the water is…