Weathering, Erosion and Deposition

Grand Canyon, AZ March 15, 2020 13:01

(beep boop beep). No R2, this is not Beggar’s Canyon on Tatooine, this is the Grand Canyon. The Grand Canyon was formed through a process of weathering, erosion and deposition. Weathering, is the process of breaking down rocks and creating sediment. For example, the Grand Canyon is weathered away by wind and rain. Erosion is the process by which natural forces move weathered rock and soil from one place to another. For example, erosion of the Grand Canyon occurs from the Colorado River, that carries the weathered rock away. Once the rock is carried away by the Colorado River it is then perhaps deposited in the Gulf of California where the Colorado River meets the sea. This process is known as deposition.

The process of weathering, erosion and deposition occur over millions of years. Today, these geological forces are still actively sculpting the landscape.

Did you know, how long the process of weathering, erosion, and deposition took to form the Grand Canyon? Scientist have studied rocks at the base of the canyon and estimate it to be 5-6 million years old.

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