PPT-Soil Formation 6.E.2.3

Soil is a mixture of rocks minerals decayed material water and air Soil is one of Earths most valuable natural resources Everything that lives on the land including humans depends on soil. Planet Earth. Unit 5 . Topic 1 - Minerals. Minerals. Rocks contain naturally . occurring, . non-living . minerals. Most . minerals are rare and can be . elements.  (. pure substances. ) or.  . compounds . The four components of soil:. Decomposed rock. Humus. Air. Water. Soil is the layer of rock and mineral fragments along with organic matter, water and air that supports the growth of plants.. What is Dirt?. Dru. Yates. dru.e.yates@gmail.com. Learning Objectives. List . and describe the 5. . factors of soil formation. List and describe the 4. . soil forming processes. Be familiar with common soil horizons and corresponding lowercase suffixes used to describe these horizons. TOPSOIL?. Horizon O. Horizon A. Horizon B. Horizon D or R. 2. Which statement best describes the BEDROCK?. Mixture of sand, silt, and clay. Gravel and cement. Partially weathered rocks. Solid rocks that have not been weathered. Physical Geology. Lecture 5: Weathering and Soil Formation. Weathering. Chemical Weathering. Hydration: chemical reaction that consumes H. 2. O [ 2KAlSi. 3. O. 8. + 2H. 2. CO. 3. + H. 2. O = Al. 2. Soils. We know more about the movement of celestial bodies than about the soil underfoot. . - Leonardo da Vinci. Soil: Definition. Solid earth material that has been altered by physical, chemical and organic processes so that it can support rooted plant life.. Chapter 7 . Section 2 Notes. Fact Finders. Use your textbook, pages 188 - 194, to fill in the blanks.. _______ is a mixture of weathered rock, decayed organic matter, mineral fragments, water & air.. S6E5h. Describe soil as consisting of weathered rocks and decomposed organic material. What is soil?. Key terms:. Soil—the loose, weathered material on Earth’s surface in which plants can grow.. What is soil?. Periods 2. BG TRACK SHOWING NOMENCLATURE OF DIFFERENT ITEMS. GE . G1 AND IRPWM. Formation profile. BLANKET. SUB - GRADE. TRACK-FOUNDATION. TRACK . STRUCTURE. FORMATION. B A L . L. A S T. The soil is the upper layers of the . regolith. that is accumulated materials of weathering product and thus supports plant growth. . Weathering Products. : . Product of weathering is . regolith. or . Success criteria:. I can draw a soil diagram.. I can explain the formation of a . podzol. .. I can answer in fully developed points. . Starter. Heading: . Podzol. Draw this diagram in the middle of your page.. 1. . . INTRODUCTION. Civil and environmental engineering includes the conception, analysis, design, construction, operation, and maintenance of a diversity of structures, facilities, and systems. All are built on, in, or with soil or rock. The properties and behavior of these materials have major influences on the success, economy, and safety of the work. Diana . Jordanova. and Neli . Jordanova. National Institute of Geophysics, Geodesy and Geography, Bulgarian Academy of Sciences, Acad. G. . Bonchev. str., block 3, 1113 Sofia, BULGARIA. diana_jordanova77@abv.bg. areas. : . facts. , . issues. , and . perspectives. Caring. . for. . Soil. – . Where. . Our. . Roots. . Grow. Outline. :. ->. Definitions. (focus on water . erosion. ). ->. Facts. /. examples.