Changes to Earth's surface

Front

What is a delta?

Back

A landform created by the accumulation of sediment at the mouth of a river, where it meets a body of water.

Front

What are dunes?

Back

Hills formed by wind blowing, moving, and depositing sand.

Front

What creates a U-shaped valley?

Back

Glaciers carve out U-shaped valleys as they move and melt.

Front

What is deposition?

Back

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

Front

What is a valley?

Back

A low area of land between hills or mountains, often with a river running through it.

Front

What is erosion?

Back

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

Front

What is weathering?

Back

The breaking down of rocks and minerals into smaller pieces by natural processes.

Front

What is a canyon?

Back

A deep gorge, typically one with a river flowing through it, formed by erosion.

Front

What is the role of water in shaping landforms?

Back

Water erodes land, transports sediment, and deposits it in new locations, creating various landforms.

Front

How do glaciers affect the landscape?

Back

Glaciers carve valleys, shape mountains, and create landforms like moraines and U-shaped valleys.