I can wait for my hernia to go away on its own. 1  True Sorry, that's wrong. 2  An umbilical hernia won't go away on its own. 3  Only surgery can repair it. 4  False You're right. 5  An umbilical hernia won't go away on its own.
The mouth of a river is another name for its terminus, where it meets an ocean, sea or lake. Because rivers generally carry abundant sediment and deposit it at the mouth, they often form deltas, or... The mouth of a river is another name for its terminus, where it meets an ocean, sea or lake.
What is a Watershed? A watershed is the area of land that drains to a particular lake, river or other waterbody. The graphic above, from Michigan Sea Grant, shows how a typical watershed works. Imagine a raindrop falling anywhere inside that watershed; no matter where it lands, it will eventually find its way to the main body of water at the bottom. If it lands lands in another watershed, it will drain to a different waterbody.