Changes to Earth's surface

Front

What is a delta?

Back

A delta is a landform that forms at the mouth of a river where it meets a body of water, created by the deposition of sediment.

Front

What is deposition?

Back

Deposition is the process by which sediment and soil settle in a new location, building up land.

Front

What landform is created by glaciers?

Back

Glaciers can create wide valleys as they move and shape the land.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from one location and transported to another, often by water, wind, or ice.

Front

What is a valley?

Back

A valley is a low area of land between hills or mountains, often formed by the action of rivers or glaciers.

Front

What is weathering?

Back

Weathering is the process of breaking down rocks and minerals into smaller pieces due to environmental factors like wind, water, and temperature changes.

Front

What is a canyon?

Back

A canyon is a deep, narrow valley with steep sides, often carved by the erosion of a river over time.

Front

What are sand dunes?

Back

Sand dunes are hills of sand formed by the wind, often found in deserts or near beaches.

Front

What is a river?

Back

A river is a large, flowing body of water that usually empties into a sea or ocean, and can shape the land through erosion and deposition.

Front

What is the difference between erosion and deposition?

Back

Erosion involves the removal and transport of soil and rock, while deposition is the settling of that material in a new location.