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UTD - GEOS 2302 - Class Notes - Week 2

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UTD - GEOS 2302 - Class Notes - Week 2

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background image Week Two Notes 01/16/2018    ● Latitude (Parallels)  ○ 1° = Constant 111 km  ● Longitude (Meridians)  ○ 1° = 111 km at equator, 0 at poles  ● Most abundant elements in Earth’s crust:    ● Cycle of Rock Change:   
 
background image ● Topography  ○ How Earth’s crust is distributed into major surface features  ● Most noticeable patterns are relief features (i.e. mountains, plateaus, ocean trenches) 
● 2 basic subdivisions of continental masses: 
1. Active belts of mountain-making 
2. Inactive belts 
● Alfred Wegener (1912)  ○ Proposed all continents were together to form Pangea 
○ Oceans: Thalassa 
● Evidence for continental drift:  ○ “Jigsaw” fit of continents 
○ Geological sequences 
○ Plant/animal fossils 
● Tectonics  ○ Tektonikos  = Greek, building/construction  ○ Extension: Oceanic plates pull apart 
○ Compression: Plates “squeeze together” 
● Divergent boundaries  ○ Plates move apart  ● Convergent boundaries  ○ Plates collide   

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School: University of Texas at Dallas
Department: Geoscience
Course: The Global Environment
Professor: Anthony Cummings
Term: Spring 2018
Tags: Plate Tectonics, volcanoes, and Earthquakes
Name: Tectonics & Volcanoes - Week Two Notes - GEOS 2302
Description: 01/15 - 01/19/2018 Notes over the lecture on plate tectonics and volcanoes.
Uploaded: 01/18/2018
5 Pages 26 Views 20 Unlocks
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