Why Are Alluvial Fans So Broad,even Though They Form at the Lower

question 33

Essay

Why are alluvial fans so broad,even though they form at the lower end of a narrow mountain canyon?

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Definitions:

Autonomic Nervous System

A part of the peripheral nervous system that controls involuntary bodily functions like heartbeat and digestion.

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brainstem down the back, and is encased in the spinal column. It is a crucial part of the central nervous system.

Somatic Nervous System

A part of the peripheral nervous system that handles voluntary control of the body's muscles and the transmission of sensory information to the central nervous system.

Curare

A plant extract used historically as a poison on arrows and darts, which acts by causing paralysis.