why can crevasses in glaciers only be 50 meters deep?
A. Plastic flow occurs below that depth.
B. Glaciers cannot be thicker that 50 Meters.
C. Surges prevent plastic flow below that depth.
D. Basal slip occurs below that depth.

Respuesta :

plastic flow occurs below that depth

The crevasses in glaciers only be 50 meters deep can happen because plastic flow occurs below that depth.

What is plastic flow?

Plastic flow is a phenomenon in which flowing of the material occurs after the applied stress matches a critical value (yield).

Crevasses in glaciers are only be 50 meters deep.  Crevasses usually take place on the upper portion of the glacier when a glacial mass moves over sporadic territory the zone of crack is exposed to strain which forms the crevasses.

Learn more about plastic flow.

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