Geography key words Crossword

The point or place from which something originates.
A stream that flows into another stream; usually used to describe the one which considerably increases the size of the stream into which it flows.
The part of a river where the river flows into another river, a lake, a reservoir, a sea, or an ocean.
Material rolled along the bed of the river.
The particles are knocked about as they are transported, and they gradually become more rounded and reduced in size.
The deep pool below a waterfall.
The sheer force of the water by itself can erode material from the bed and banks of the river channel.
The land that is drained by a river and its tributaries.
As the river descends from the highland, it begins to meander between spurs which interlock down the valley.
A meander which has been cut off from the main river channel and abandoned.
River embankments built by deposition as the river floods.
The tidal mouth of a river, with large, flat expanses of mud exposed at low tide.
Some rocks such as limestone are subject to chemical attack and slowly dissolve in the water.