Sixth graders examine how different soils are made up of varying proportions of clay, silt, and sand. They compare soil samples, conduct Internet research, and create a model to demonstrate the relative sizes of grains of clay, sand, and silt.
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Soil Nutrients - Phosphorus Lab Lesson Plan
Students list sources of phosphorus in soil. They explain how phosphorus is removed from the soil and used by plants. Students list the symptoms of insufficient or excess phosphorus. Students perform experiments to examine the effect of...
5th - 8th Science
Infiltration Test: Exploring the Flow of Water Through Soils
Soil scientists gain experience with an infiltrometer can to determine the infiltration rates at different locations on campus. If you are using the entire unit, the class has already analyzed water flow and soil types, so they should...
4th - 12th Science
Soil, Designer Soil: From Rainforests to the Prairie
Students explore the role and importance of soil in the ecosystem. In this Science and Social Studies lesson plan, students complete an experiment using various kinds of soil and clay and then examine how soil has a direct impact on our...
6th - 9th Science