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Geography. Unit 4B Physical World Forces of Change Mrs. Olsen. Unit 4 Forces of Change. Voices Around the World Joel Achenbach “The Next Big One” National Geographic April 2006 - PowerPoint PPT PresentationTRANSCRIPT
GeographyUnit 4B Physical World Forces of ChangeMrs. Olsen
Unit 4 Forces of ChangeVoices Around the World
Joel Achenbach“The Next Big One”National GeographicApril 2006
The Earth’s internal and external structure, including the tectonic plates, is responsible for the creation of the continents, oceans and mountain ranges.
Unit 4 Forces of ChangeWe have a layered
planet.Earthquake 101 What 3 questions can
you ask about earthquakes?
Highland Drive in SLC
This road is paved over a fault line.
Guess where I am…
Fault splits Little Cottonwood Canyon
Fault behind the Cottonwood Mall
You can go here to see for yourself
Unit 4 Forces of ChangeVolcanoes
Volcanoes 101Volcano 101
Iceland’s Volcano 2010
Unit 4 Forces of Change
Since the start of the Eyjafjallajökull eruption, which caused cancellations of thousands of flights in Europe because of a giant ash cloud, there has been much speculation about neighboring Katla.
Under the ice cap is another volcano (Katla) that usually erupts along with its little sister to the west.
Unit 4 Forces of Change
External Forces of Change
WeatheringWind ErosionGlacial Erosion
Water Erosion
Unit 4 Forces of Change
Weathering Wind Erosion
Unit 4 Forces of Change
Glacial Erosion Water Erosion
Picture by Caleb Workman
The End of Forces of Change
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