Ch.2 Weathering and Erosion Vocabulary

Front

What is Humus?

Back

Humus is the organic component of soil formed by the decomposition of leaves and other plant material.

Front

What is Weathering?

Back

Weathering is the process by which rocks are broken down into smaller pieces by natural forces.

Front

What is Carbonic Acid?

Back

Carbonic acid is an acid commonly involved in the chemical weathering of rocks.

Front

What is Chemical Weathering?

Back

Chemical weathering is a type of weathering that involves changes in the chemical composition of rocks.

Front

What is Topsoil?

Back

Topsoil is the layer of soil that is rich in organic material and is found at the surface.

Front

What is Erosion?

Back

Erosion is the process by which soil and rock are removed from one location and transported to another.

Front

What is Physical Weathering?

Back

Physical weathering is the breaking down of rocks into smaller pieces without changing their chemical composition.

Front

What is Biological Weathering?

Back

Biological weathering is the process of rocks being broken down by living organisms, such as plants and animals.

Front

What is Sediment?

Back

Sediment refers to small particles of rock and soil that are transported by wind, water, or ice.

Front

What is Loam?

Back

Loam is a type of soil that is a mixture of sand, silt, and clay, and is ideal for growing plants.