A river delta forms at the mouth of a river where it enters a larger body of water. Usually the delta is shaped like a triangle. What process causes delta formation?(1 point)

Responses

erosion of the river bank
erosion of the river bank

the movement of the tides
the movement of the tides

deposition of sediments
deposition of sediments

wave action

1 answer

The correct response is deposition of sediments. Deltas form when a river slows down as it meets a larger body of water, causing the sediment it carries to settle out and accumulate, leading to the characteristic triangular shape.