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?
Responses
A the movement of the tidesthe movement of the tides
B erosion of the river bankerosion of the river bank
C wave actionwave action
D deposition of sediments
1 answer
D - deposition of sediments causes delta formation. When a river meets a larger body of water like an ocean or a lake, the water slows down and drops its sediment load at the mouth of the river. Over time, these sediments build up and form a delta, which is often triangular in shape.
1 answer