In 1973,part of the flat ground on which a subdivision was located became saturated and began to flow toward the Saint Lawrence River at speeds of up to 26 km · h⁻¹.The ground that flowed consisted of silts and clays-not large,rocky regolith.What type of mass wasting event was this?

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Quizplus · Accepted Answer

The flow of saturated ground consisting of silts and clays at speeds up to 26 km·h⁻¹ is characteristic of an earthflow. Debris avalanche involves larger rocks or boulders while soil creep, lahar, and solifluction do not typically result in fast-flowing saturated ground.

In 1973,part of the Flat Ground on Which a Subdivision