Question

Define :(a) tributary (b) river basin (c) delta​

Answer 1

Answer:

1. A tributary is a freshwater stream that feeds into a larger stream or river.
2. A river basin is the area of land from which all the water flows into a particular river.
3. Deltas are wetlands that form as rivers empty their water and sediment into another body of water, such as an ocean, lake, or another river.

Explanation:

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Answer 2

Answer:

A tributary or affluent is a stream or river that flows into a larger stream or main stem river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage basin of its surface water and groundwater, leading the water out into an ocean.

A river basin is the part of land through which a main river and all its tributaries flows. It is the basic hydrological unit for planning and development of water resources of a country.

Deltas are wetlands that form as rivers empty their water and sediment into another body of water. ... Deltas are wetlands that form as rivers empty their water and sediment into another body of water, such as an ocean, lake, or another river. Although very uncommon, deltas can also empty into land.