PPT-Destructive Forces: EARTHQUAKES

What are Destructive Forces A destructive force is a process that lowers or tears down the surface features of the Earth Examples of Destructive Forces Destructive forces can occur in many ways The following are common examples of destructive forces. Move it, move it !!. What are they?. Fault: a break or fracture in the crust of Earth.. Earthquakes: shaking or trembling of the earth caused by movement along a fault.. Uplift: upward movement of Earth’s crust.. -Black. Shensi, China. When did this happen?. January 23, 1556. How many people died?. It is estimated that 830,000 people where killed in it.. The geological effects that were reported where ground fissures, uplift, subsidence, liquefaction, and landslides.. Deformation. The process of when a rock changes because of stress. Compression. -rocks push together (squeezing). Tension. -rocks pull away from each other (stretching). Rock layers bend when stress is placed on them. But when the stress is placed on rocks, they can reach their elastic limit and break. Jazz . Slappey. Ms.Carter. 5. th. Grade. December 1, 2015. What are Constructive Forces?. Constructive Forces are processes that help build or construct the Earth.. Constructive forces can deposit soil or silt in a river.. LEQ: How do constructive forces build up the Earth while destructive forces wear down the Earth?(Q). Destructive Forces. Sometimes the earth’s surface changes . VERY QUICKLY. For Example:. Earthquakes. Comparing and contrasting earthquakes. Have compared the impacts of earthquakes on a . MEDC. and a . LEDC. .. Have considered development as a key issue in . earthquake response. .. By the end of this section, you will: . c. . Relate the role of technology and human intervention in the control of constructive and destructive processes.. S5E1. Students will identify surface features of the Earth caused by constructive and destructive processes.. Essential . Questions. What are earthquake magnitude and intensity and how are they measured?. Why are data from at least three seismic stations needed to locate an earthquake’s epicenter?. Where are Earth’s seismic belts?. Constructive Forces. A constructive force is on that build up the Earth’s surface.. B. Examples: . Mountain building . Deposition of sediment. Volcanic Eruption. August 2006 brought two new things to the . They Shape Our Landscape. As plates move, we may feel these movements as earthquakes. If there were no plate motions, our planet would not look like home. There would be no mountains, no valleys, no plateaus . . By : . Deavian. foster . Class : 5H. What is an earthquake?. A earthquake is a shaking of the earths crust and is a geological phenomenon . Earthquakes can cause intense vibration of the ground, soil liquefaction, and distortion of the ground. Earthquakes can happen almost anywhere but are most common along the boundaries of the tectonic plates. Earthquakes are primarily caused of movement of the tectonic plates. It lasts more than a few seconds.. Why you need to prepare for the next earthquake . Alaska has more earthquakes than any other region of the U.S. . And in fact is one of the most seismically active area of the world.. Great earthquakes (Earthquakes larger than magnitude 8) rock the state on average every 13 years since the 1900. . Warm Up:. Why should we worry about Yellowstone? Justify your Answer.. CW: . Warm Up. Constructive and Destructive Forces Notes. HW: . 1) . None. What's the earth made of?. Pangaea. Plate tectonics. Shop. If the pink gorilla eats watermelon every night, how much watermelons does he eat? . Weathering and Erosion. Destructive Forces. Weathering-. the break down of rock. Erosion-. the movement of weathered .