Front

What is a delta?

Back

A large, flat area of land at the mouth of a river formed by the deposition of sediments.

Front

What landform is created by strong winds moving sand?

Back

Sand dunes.

Front

What does a model of a hill covered with clay and exposed to hot water represent?

Back

The formation of caves in hills.

Front

What natural event is described as a sudden movement of rock and soil down a slope?

Back

Landslide.

Front

What is the main cause of sand dune formation?

Back

Strong winds.

Front

What is a canyon?

Back

A deep valley with steep sides, often formed by river erosion.

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 a valley?

Back

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

Front

What is the difference between a delta and a floodplain?

Back

A delta is formed at the mouth of a river by sediment deposition, while a floodplain is the flat land adjacent to a river that is prone to flooding.

Front

What are the characteristics of a landslide?

Back

Rapid movement of rock and soil down a slope, often triggered by heavy rain or earthquakes.