Question

how is delta is formed​

Answer 1

Answer:

delta. Deltas form as rivers empty their water and sediment into another body of water, such as an ocean, lake, or another river.

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Answer 2

Answer:

Deltas are formed from the deposition of the sediments carried by the river as the flow leaves the mouth of the river in smaller channels called distributaries . Over long periods of time this deposition builds the characteristic geographic pattern of a river delta