WEDCC and Earth's Landforms

Front

What is a delta?

Back

A triangular landform where a river empties into another body of water.

Front

How quickly can changes to Earth's landforms occur due to volcanic eruptions, earthquakes, or landslides?

Back

Changes can occur within minutes.

Front

What are the three factors that cause slow changes to Earth's surface?

Back

Wind, Water, and Ice.

Front

What is a canyon?

Back

A deep gorge in the surface of Earth formed by the erosion of moving water and sand, usually with a river running through it.

Front

What is ice/frost wedging?

Back

Weathering caused when water enters cracks in rocks, freezes, expands, and breaks the rocks.

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 weathering?

Back

The breaking down of rocks and minerals through natural processes such as wind, water, and temperature changes.

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 a sand dune?

Back

A hill of sand built by the wind, often found in deserts or near beaches.

Front

What causes landslides?

Back

Landslides are caused by gravity pulling down rocks and soil, often triggered by heavy rain or earthquakes.