WebJan 16, 2003 · [1] Crevasses form in response to tensile stresses in glaciers and ice sheets. It has been widely assumed that crevasses initiate at, or near, the surface of the ice, from starter cracks up to a few centimeters long. If the tensile stress is sufficient, these cracks propagate downward into the ice to form a crevasse, until the weight-induced lithostatic … WebA crevasse is a crack in the surface of a glacier caused by extensive stress within the ice. For example, extensive stress can be caused by stretching if the glacier is speeding up as it flows down the valley. Crevasses can also be caused by the ice flowing over bumps or steps in the bedrock. By descending into a crevasse, scientists can ...

Crevasse (Glacier) SpringerLink

WebA wide crack or breach in the bank of a river. Crevasses usually form during floods. ♦ The sediments that spill out through the crevasse and fan out along the external margin … WebStudy with Quizlet and memorize flashcards containing terms like Which part of a glacier will see the build-up of ice and snow over the course of a full year? A. zone of accumulation B. end moraine C. zone of wastage D. crevasses C. terminus, How does a glacier lose ice through sublimation? A. Ice breaks off to form icebergs. B. Ice forms through water … huawei pum-wdx9-pcb-b1

Crevasse Definition & Meaning YourDictionary

WebJan 1, 2014 · Definition and introduction. Crevasses are intimidating fractures or cracks in the ice, a few tens to thousands of meters long and up to several meters wide and tens of meters deep, cutting through the surfaces of most glaciers. A crevasse may be covered or bridged by snow, thus masking its presence. Most explorers and glaciologists tend to ... Webcrevice: [noun] a narrow opening resulting from a split or crack (as in a cliff) : fissure. ayuntamiento eivissa padron