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| occurs when chemical reaction dissloves the minerals in rocks or change them into different minerals. |
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| weather pattern that occurs in a particular area over many years. |
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| dark-colored,decayed organic matter that supplies nutrients to plants and is found mainly in topsoil. |
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| mechanical weathering process that occur when waterv freezes in the cracks of rocks and expands,causing the rock to break apart. |
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| removal of minerals that have been dissolved in water. |
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| physical process that breaks rock apart without changing their chemical makeup; can be caused by ice wedging, animals, and plant roots. |
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| chemical weathering process that occurs when metallic material is exposed to oxygen and water over time. |
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| mixture of weathered rock,decayed organic matter, mineral fragments, water, and air that can thousands of years to develop. |
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| mechanical or chemical surface processes that break rock into smaller and smaller pieces. |
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| process in which surface materials are worn away and transported to one place to another by agents sush as gravity,water, wind, and glaciers. |
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| a type of erosion that occurs when wind blows over loose sediments, removes small particles, and leaves coarser sediments behind. |
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| dropping of sediments that occur when an agent of erosion, such as gravity, a glacier, wind or water loses its energy and can no longer carry its load. |
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| mound formed when windblown sediments pile up behind an obstacle; common landform in desert areas. |
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| any type of erosion that occurs as gravity moves materials downslope. |
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| a type of mass movement that occurs when a mass of material moves down a curved slope. |
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