Question

The triangular region of alluvium formed at the mouth of a river is called a______

Answer 1

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When large amounts of alluvium are deposited at the mouth of a river, a delta is formed. The river slows down at the mouth, so it doesn’t have the energy to carry all the silt, sand, and clay anymore. These sediments form the flat, usually triangle-shaped land of a delta.

Answer 2

Answer:

delta

Explanation:

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