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Transcript
GEOGRAPHY 11/2 to 11/6 11/2 – Do Now • Describe some of the external forces shaping earth’s surface. 11/2 – Building Soil • Weathering and erosion are part of the process of building soil. • Soil: loose mixture of weathered rock, organic matter, air and water • Impacts what can grow there • The amount of organic matter in the soil is known as humus. 11/2 – 5 Factors of Soil Building • Parental material: chemical composition of original rock • Relief: steep slopes erode easily and do not produce soil quickly • Organisms: plants, small animals, bacteria • Climate: hot and cold climates as well as wet and dry climates produce different soil types • Time: amount of time to produce soil varies, but roughly 2.5 cubic centimeters per century (100 years) 11/2 – Soil • Create a web of the factors that impact the types of soils we find on earth. • Why do we see so many different types of soil? 11/3 Do Now • How do plate tectonics impact the landforms we see on earth’s surface? • ****REVIEW DAY**** • ****Chapter 2 Test Tomorrow – Tuesday, November 4**** 11/5 – Do Now • What process causes mountains to form? Explain. 11/6 – Do Now • Describe the film in 4-5 sentences. What do you see happening?
