Soil

Front

What is the term for the rate of flow of water or ability to transmit water?

Back

Permeability

Front

What is the innermost portion of the Earth called?

Back

Core

Front

Which soil type has the greatest permeability?

Back

Sand

Front

What is the relatively plastic layer on which tectonic plates float?

Back

Mantle

Front

What is the process called when organic substances are broken down?

Back

Decomposition

Front

What is the uppermost layer of soil called that contains organic material?

Back

Topsoil

Front

What is the term for the process of water moving through soil and rock?

Back

Infiltration

Front

What is the term for the mixture of minerals, organic matter, air, and water that supports plant life?

Back

Soil

Front

What is the process called when soil is worn away by wind or water?

Back

Erosion

Front

What is the term for the layer of soil that is below the topsoil?

Back

Subsoil