Jason McGill Outline Physical Geology Speech 1 Grand command I. Â Â Â Â Â Â Â Â About the Grand canon, the history of the canyon and Geologic spirit level of the Canyon A. Â Â Â Â Â Â Â Â Attracts attention of world for many reasons, but acme significance lies in the geologic mark preserved and undecided here. 1. Â Â Â Â Â Â Â Â What is unique is the variety of rocks present, clarity with which they are exposed and colonial geologic story they tell. B. Â Â Â Â Â Â Â Â Two separate stories exist at Grand Canyon 1. Â Â Â Â Â Â Â Â Older story is the one revealed in the thick sequence of rocks exposed. a. Â Â Â Â Â Â Â Â Rock provide remarkable enter of the Paleozoic Era b. Â Â Â Â Â Â Â Â Show that the rocks of the Canyon are much(prenominal) more obsolescenter than the rocks itself. 2. Â Â Â Â Â Â Â Â Second story concerns origin of Canyon itself: when and how did it come to be? a. Â Â Â Â Â Â Â Â Erosional feature that ow es it existence to the conscientious protester River. b. Â Â Â Â Â Â Â Â catch importance goes to forces of erosion that have formulated and stretch to shape Canyon today. 1. Â Â Â Â Â Â Â Â i.e., running water from rain, snowmelt and tributary streams. C. Â Â Â Â Â Â Â Â How old is the canyon itself? history and evolution of Colorado River is most complex font of Grand Canyon geology 1. Â Â Â Â Â Â Â Â Know that erosion work which has shaped canyon occurred only in the past five dollar bill to sextet million years. D. Â Â Â Â Â Â Â Â Lets talk about some radical facts of the canyon, as you know, the canyon is located in Colorado h everywhereing over the Colorado River. E. Â Â Â Â Â Â Â Â After thousands of years of Native Americans in southwest, start-off Europeans arrived at Canyons South Rim in 1540 1. Â Â Â Â Â Â Â Â hobby 300 years of missionaries, trappers, explorers, govt. surveyors and soldiers roaming the land, A major named lav Powell and his clustering made the firs! t ever successful gravy boat expedition down to Colorado river through the canyon in 1800. a. Â Â Â Â Â Â Â Â This triggered the draw of visitors and businessmen alike in the late 1800s b. Â Â Â Â Â Â Â Â In 1901 the first Passenger train arrived... If you want to gear up a full essay, order it on our website: BestEssayCheap.com
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