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Transcript
11-9-15 Soil lab heading Soils centered and underlined Purpose: to determine the different makeup of soil including living and non-living things. No hypothesis Observations: Organisms found in your soil: Statement about sand, silt, clay – differences between the three substances found with magnifying glass chart with each test: underneath write what you got in each test K N P pH Silt 2.1g 25.3% clay 1.9g 22.9% type of soil – chart with sand, silt, clay Mass (g) % Sand 4.3g (4.3/8.3x100) 51.8% Sandy clay loam use soil triangle and tell the type of soil you have conclusion questions from lab sheet Wetlands and Waterways Unit 30% of domestic water needs are met by groundwater 74% agricultural 58% commercial needs are met by groundwater 84% of mining needs are met by groundwater