MAR GEOL AND GEOPHY
MAR GEOL AND GEOPHY ESS 410
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This 2 page Class Notes was uploaded by Miss Jeanette Keebler on Wednesday September 9, 2015. The Class Notes belongs to ESS 410 at University of Washington taught by Staff in Fall. Since its upload, it has received 20 views. For similar materials see /class/192670/ess-410-university-of-washington in Earth And Space Sciences at University of Washington.
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Date Created: 09/09/15
OceanESS 410 Fall 2007 Here is a list of topics that might come up on the mid term How to identify tectonic features on a planetary map and interpret them in terms of plate tectonics Exercises 1 amp 2 Why is plate tectonics absent on Mars and Venus Exercise 2 and class 8 PDF file Obtaining a kilometer scale from a latitude and longitude map various Exercises Remember 111 km 1 degree of latitude Basic structure of the earth class l2 PDF le page 1 lower left Labeled cross section of atectonic plate class l2 PDF le page 1 upper right Basic understanding of how multibeam bathymetry measurements are made class 34 PDF le Basic characteristics of earth s magnetic eld Orientation and relative strength at poles and equator Concept of polar wander Concept of magnetic stripesisochrons how are they created and how are they used to determine spreading rates Class 56 PDF le and Exercise 3 De nition of crust mantle lithosphere and asthenosphere class 79 PDF page 1 bottom left and right Understanding of the asthenosphere Where is it Why is it weak The role of water in making it weak class 79 PDF le last page class 1314 PDF le page 2 top left Role of asthenosphere in lubricating and decoupling plate motions from the underlying mantle dT Fouriers Law of Heat Conductio q kd What the terms are and how to use it to 3 determine the heat ow class 79 PDF page 2 upper right Why the thickness of the lithosphere increases as the square root of age principle explored in Exercise 4 and Class 79 PDF page 3 top left Consequence of plate cooling for the depth of the sea oor Class 79 PDF le page 5 and Exercise 5 and heat ow Class 79 PDF le page 34 Comfortable reading sea oor bathymetry map distributed with Exercise 2 and isochron map distribute with Exercise 4 OceanESS 410 Fall 2007 The approximate equation relating cooling time to cooling depth or equivalently 2 y What the terms are and how to use the equation to predict a cooling depth the K t thickness of the lithosphere or a cooling time Class 79 PDF page 3 top right Characteristics of P and S waves Class 1112 PDF page 2 bottom and how to identify them on a seismogram Exercise 6 Principle of locating an earthquake using differential P minus S times Exercise 6 Characteristics of earthquakes how many and how deep along different plate boundaries Exercise 1 and Class 10 PDF Labeled section through an ophiolites with a brief description of rock characteristics Class 1314 PDF page 5 bottom left and Exercise 7 Labeled cross sections through the crust at a fast and slow spreading ridge with geological units and scale eg Class 16 PDF file page 3 top right and page 4 bottom left Show ridge topography and location of faults Exercise 9 location of seismic re ectors Class 15 PDF and Exercise 8 location of magma bodies and pattern of hydrothermal circulation Class 16 PDF file page 3 top right and page 4 bottom left Explain decompressional melting perhaps with the aid of a diagram showing a mantle geotherm and the solidus Class 1314 PDF page 2 bottom List di erences between fast and slow spreading ridges Explain their causes Class 16 PDF and Exercise 9 Characteristics of segmentation and fast and slow spreading ridges Exercise 9 and Class 16 PDF file
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