A river is a large, flowing body of water.
Rivers begin in high areas such as mountains.
Rivers always flow downhill.
They flow into other rivers or into the sea.
A tributary is a river that flows into a larger river.
A river bed is the ground over which a river flows.
Some rivers have more water than others.
The volume of water ina river is called the flow.
|A tributary. Photo from Rivers Homework Help.|
|Dry river bed.|