Q:
How did the Grand Canyon form?
A:
Quick Answer
The Grand Canyon was formed primarily by erosion from the constant water flow of the Colorado River. This erosion occurred gradually over the past 5 to 6 million years.
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Full Answer
Other forces have also contributed to the formation of the Grand Canyon. Rainfall, melting snow and small tributary streams have all changed the landscape over time. The Grand Canyon developed its shape because the different layers of rock and soil erode at different rates and in various ways. Some types of rock erode into cliffs, while others form more gentle slopes. Since the Colorado River is still flowing and the area continues to receive rainfall and other weather events, the Grand Canyon's appearance continues to erode and change.
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Related Questions
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Q:
What are some interesting facts about The Grand Canyon?
A: Interesting facts about the Grand Canyon are that its oldest rocks date back two billion years, it represents one-third of Earth's history and it's not the... Full Answer >Filed Under: -
Q:
How long did it take for the Grand Canyon to form?
A: The Grand Canyon is likely between 5 and 6 million years old, according to most geologists and scientists. However, some theorize that the Colorado River b... Full Answer >Filed Under: -
Q:
Where is the Grand Canyon?
A: The Grand Canyon is located in the northwestern section of Arizona. Most of its area is contained within the Grand Canyon National Park, which is under the... Full Answer >Filed Under: -
Q:
How big is the Grand Canyon?
A: The Grand Canyon is 1,904 square miles, or 1,218,375.54 acres. Another common standard for canyons is "river miles," indicating the length of the river whi... Full Answer >Filed Under:
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