Question

a stream leaving a mountain range deposits a large part of its load in a(n)____. alluvial fan sandbar meander sand dune

Explanation:

When a stream leaves a mountain range and deposits a large part of its load, it forms an alluvial fan. Alluvial fans are cone - shaped deposits of sediment that form where a stream's velocity decreases as it emerges from a confined valley in the mountains onto a flatter plain. A sand dune is formed by wind - blown sand, a meander is a bend in a river, and a sandbar is a ridge of sand in a river or along a shore.

Answer:

alluvial fan