Weathering, Erosion, Deposition and Soil.

Front

What is weathering?

Back

The natural chemical or physical processes that break down rock on Earth's surface.

Front

What is a mudslide?

Back

A type of mass movement by gravity.

Front

What is abrasion?

Back

The process where rocks are made smooth by wind blowing smaller rock particles across their surface.

Front

What is sediment?

Back

Bits of rock, sand, and silt caused by the weathering of rocks.

Front

What is humus?

Back

Decayed organic material in soil.

Front

What is erosion?

Back

The process by which weathered rock and soil are moved from one place to another.

Front

What is deposition?

Back

The process where sediment is laid down in new locations.

Front

What is loess?

Back

A type of sediment formed by the accumulation of wind-blown silt.

Front

What is a glacier?

Back

A large mass of ice that moves slowly over land, shaping the landscape.

Front

What is ice wedging?

Back

A type of weathering that occurs when water seeps into cracks in rocks, freezes, and expands.