The Grand Canyon is a great display of Earth's geologic history. It can show researchers Earth's movements and offers information on steam erosion and volcanism which can be seen and studied in the canyon.
The earth has gone through many geological eras. A number of them lie one above the other at The Grand Canyon. Thus, it is possible to look at the sides of the canyon walls and see the geology of the region. In many places mountain building caused the earth to fold. The layers became a jumble. In others erosion carried off much material. In such areas it is impossible to see the history of the area in a neat systematic manner.
The Grand Canyon's exposed sedimentary rock has an age of between 200 million to 2 billion years of age.
It shows so many layers because all of the sediments of rocks collected over millions of years. After that, the Colorado River wore this massive rock and carved out this natural wonder.
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The Grand Canyon is important for the study of geology. The Grand Canyon clearly shows the layers of the Earths crust.
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The age of the rock layers exposed in the Grand Canyon range from 240 million years to 1,800 million years in age. The surface feature known as the Grand Canyon is thought to be less than 17 million years old.
It reaches a depth of 6,000 feet.
Several states could qualify, but Arizona is home to the Grand Canyon and the associated Grand Canyon National Park.Alaska has Mount McKinley, the Aleutian Islands and a heck of a Peninsula.Florida has a Peninsula and a swamp.
The Grand Canyon is an enormous gorge -- over 200 miles long -- of the Colorado River situated in northwest Arizona. It was carved over millions of years by erosion from the Colorado River and its tributaries, exposing many layers of rock and nearly 2 billion years of Earth's geologic history. It's a breathtaking site that attracts many tourists every year. For more information on the Grand Canyon, see the Related Link.
Geologic forces are forces that can change the geography of the land. An example is the Grand Canyon. It was made by the Colorado River curving it out.