The wearing away of particles of rock as they bounce along the riverbed or knock against each other and wear away becoming more rounded.

Particles bouncing down a river bed. This process causes attrition, and adds to the silt and sediment in the river

The name for any material deposited by a river. (Silt is tiny material carried by running water)

The ground at the side of a river

The area of land that is drained by a river and its tributaries

the ground at the bottom of the river - often made up of sand and stones.

An artificial or man-made river channel

A groove in the land that a river flows along

Where two rivers or streams meet.

A river lays down or drops the sediment or material that it is carrying such as sand, mud, and small stones or sticks.

How deep the water is.

The amount of water flowing in a river per second.

The direction that the river flows, towards the mouth of the river.

The wearing away, in this case by water and rocks constantly rubbing

A drowned river valley in a coastal lowland area. Occurs near or at the mouth of a river, where the tide meets the current and the fresh and salt waters mix.

the flat land of the river valley close to the river banks. The floodplain is usually found in the lower course of a river. It is a fertile area of land, used for agriculture and growing crops.

The force of the water wears away the river bank from underneath

The end of the river.

A small arc-shaped lake formed when a meander is sealed off by deposition.

pool at the foot of a small water-fall in a river. The pool is deep because the water plunging into it has eroded the river bed.

an artificial lake created by building a dam across a river.

stream or river that feeds into a larger watercourse.