EVERGREEN MIT 2008 - Lesson 3 - Earthquakes (3 pages)

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Lesson 3 - Earthquakes



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Lesson 3 - Earthquakes

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Lecture Notes


Pages:
3
School:
Evergreen State College
Course:
Mit 2008 - MASTER IN TEACHING 2006-2008 Teaching the Child in Front of You in a Changing World
MASTER IN TEACHING 2006-2008 Teaching the Child in Front of You in a Changing World Documents

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Earthquakes Heather Valenzuela Grade Level 9 Key Concepts Plate tectonics cause earthquakes There are different types of earthquake faults Vocabulary that may be new to students Strike slip Fault Normal Fault Reverse Fault Focus Epicenter Activity Homework Lecture about earthquakes then PowerPoint Homework Worksheet EALR GLE for this lesson 1 2 4 Analyze the patterns and arrangements of Earth systems and subsystems including the core the mantle tectonic plates the hydrosphere and layers of the atmosphere Student Learning Objectives Students will be able to draw each type of plate boundary and each type of earthquake fault They will be able to explain the difference between a focus and an epicenter Description of Plans Time Activity Lecture Materials 50 min Types of Faults Strike slip moves laterally with little vertical motion Board markers transform boundaries are a special type of this fault PowerPoint Normal fault the top plate moves down Reverse Fault the top plate moves up called thrust if the projector TV attachment angle is less than 45o Earthquakes Focus point in the earth where the seismic activity occurred Epicenter point on the surface above the focus of the quake Richter Scale Because of the logarithmic basis of the scale each whole number increase in magnitude represents a tenfold increase in measured amplitude in terms of energy each whole number increase Handout Richter scale Mercalli scale corresponds to an increase of about 31 times the amount of energy released Events with magnitudes of about 4 6 or greater are strong enough to be recorded by any of the seismographs in the world The Richter Scale has no upper limit Mercalli Scale 12 point scale which focuses on damage to man made structures and property rather than Energy used by Insurance companies PowerPoint Earthquakes ASSESSMENT Worksheet Websites http earthquake usgs gov learning eq101 EQ101 htm Name Draw and Label each of the following Boundaries of tectonic plates Divergent Boundary



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