Watersheds and the Effects on Land

Front

What is a delta?

Back

A fan-shaped mouth of a river that forms from the deposition of sediments as it empties into the ocean.

Front

What is a canyon?

Back

A narrow valley with steep walls created by a river weathering or eroding away soft rocks.

Front

What is weathering?

Back

The process of water getting into cracks, freezing, and breaking rocks or pavement apart.

Front

What is deposition?

Back

The process by which materials that have been eroded are dropped in a new place.

Front

What are coastlines?

Back

Areas of land that wave erosion changes over time.

Front

What is a watershed?

Back

An area of land that drains all the streams and rainfall to a common outlet, like a river or lake.

Front

What is erosion?

Back

The process by which soil and rock are removed from the Earth's surface by wind or water.

Front

What is a tributary?

Back

A smaller river or stream that flows into a larger river.

Front

How does a river shape the land?

Back

By eroding soil and rock, creating valleys, canyons, and deltas.

Front

What is the role of sediment in river systems?

Back

Sediment is carried by rivers and can be deposited to form features like deltas.