The decayed organic matter in soil that is a source of nutrients for plants is called

_______ is a type of weathering that physically breaks down rocks

____ is found under the Horizon C

A method that farmers use to reduce erosion in which steep-sided, level topped areas are built into the sides of steep hills and mountains so crops can be grown is called ____

A large chuck of ice, sometimes as large as a continent, that cause erosion is called a ________

When surface material such as rock and soil is moved from place to place is called

____ is a mixture of weathered rock, decayed organic matter, minerals, water, and air

All three horizons together make up a

_______ occurs when metallic materials are exposed to air and water over time.

________removes minerals that have been dissolved in water, pushing them down to lower layers in the soil profile.

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