EARTHSC 2GG3 Lecture 5: Podcast 5 | Landslides and Land Subsidence
1 Oct 2016
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Document Summary
Daylight. : steeply dipping sheets of granite daylight over highway 3 in southern british columbia. Potential energy of a rock on a slope: there is potential for rock falls along the british columbia sea-to-sky highway between. 2: where m = mass (kilograms), and, v = velocity (meters per second) Debris avalanche: a debris avalanche occurs when rockfall material breaks into small fragments and flows at high velocity in a coherent stream, in 1970, a magnitude 7. 7 earthquake on a subduction zone off peru triggered a huge rockfall. Collapse: the roof of a cavern collapses if left unsupported where the water table has dropped, a truck-and-drill rig drilling a new water well near tampa, florida, overloaded the roof over a limestone cavern, causing it to collapse. Karst in canada: karst and paleokarst in canada concentrated where limestone, dolomite, salts, or gypsum can be found.
