Question
Abrasion and Attrition
Answer :
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Abrasion and attrition are important geomorphic processes that contribute to the wearing down and shaping of the Earth’s surface, particularly in fluvial, glacial, coastal, and aeolian environments. Abrasion refers to the mechanical scraping, grinding, or scouring of rock surfaces by particles carried by natural agents such as water, wind, or ice. In rivers, sediments like sand, pebbles, and boulders are transported downstream and rub against the channel bed and banks, gradually eroding them. In glacial environments, embedded rock fragments at the base of moving ice act like sandpaper,
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