Unit 4 - Changes to Earth's Surface

Front

What is deposition?

Back

Deposition is the buildup of land by the settlement of sediment and soil in a new location.

Front

What landform is created by wind depositing sand?

Back

A sand dune is formed by wind depositing sand.

Front

What are the two landforms that are formed by the same agent of change?

Back

A canyon and a V-shaped valley are both formed by the agent of change known as water.

Front

What agent of change is responsible for the formation of valleys and canyons?

Back

Water is the agent of change responsible for the formation of valleys and canyons.

Front

What is a dune?

Back

A dune is a hill of sand formed by the wind.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by wind, water, or ice.

Front

What is weathering?

Back

Weathering is the breaking down of rocks and minerals into smaller pieces by natural processes.

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 a canyon?

Back

A canyon is a deep valley with steep sides, often formed by the erosion of a river.

Front

What is a U-shaped valley?

Back

A U-shaped valley is a valley formed by glacial activity, characterized by its U shape.