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Published byPhebe Blair Modified over 8 years ago
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San Andreas Fault By Mrs. Plags
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Richter Scale Richter Scale – Typical Damage: 8 - Total damage. 7 - Buildings collapse. 6 - Buildings crack and things fall off shelves. 5 - Furniture and pictures move. 3-4 - People feel a rumble and hear noise. 1-2 - Most people do not notice anything.
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Why is it so famous? 1906 San Francisco Earthquake – most devastating in the history of California Passes through California - highly populated state and often in the news
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What is a fault? A fault is a surface crack in along a rock in which a slippage has taken place Some are small/microscopic, but others can be miles long Faults can be classified according to which of the three directions of space the rocks on either side move SAF is a right lateral transform fault If the motion is mostly horizontal and parallel to the fault plane, the fault is called a strike slip (or transform) fault.strike slip (or transform) This means that if two people face each other across the fault and it moves, each person will see the other person move to the right
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Additional Information SAF is about 28 million years old The grinding plates and earthquakes are gradually warping and reshaping California In a few million years, California will look very different than it does today. 25 million years ago California looked very different than it does today
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Tour of the San Andreas Fault http://www.symbaloo.com/home/mix/13eOcM PNC6
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Turn and Talk Do you think that the San Andreas Fault is likely to cause a tsunami? Why or why not? The SAF is unlikely to produce tsunamis. It is mostly on land and because it is a transform fault, the motion between plates being largely horizontal. Tsunami's are produced by vertical motions at an underwater fault and these are almost always associated with subduction zones.
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Reading/Writing for a purpose Text features: how a nonfiction text looks - subheadings, bullets, fonts, white space, layout, charts, diagrams, info graphics, labels, pictures, captions Text structures: how ideas are organized - cause and effect - problem and solution - question and answer - compare and contrast - Description - Sequential - Exemplification (using examples) - Visualizing - Statistics - Point of View - Combination of the above
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Identifying How the Author Develops Ideas within a Nonfiction Text Text features: how a nonfiction text looks - subheadings - bullets - fonts - white space - layout - charts - diagrams - info graphics - labels - pictures - captions Text structures: how ideas are organized - cause and effect - problem and solution - question and answer - compare and contrast - Description - Sequential - Exemplification (using examples) - Combination of the above
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Venn Diagram Analyze the similarities and differences between the way the producers of the video and the author of the article present the information about the San Andreas Fault. Which way do you think is more effective? Why?
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