How Sand and Clay Form

Investigate and explain how soils such as sand and clay are formed by weathering of rock and by decomposition of plant and animal remains.

Part of The student knows that there are recognizable processes that change Earth over time

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Section 1 of 7

Introduction

You will be able to investigate and explain how soils such as sand and clay are formed. Soil comes from two places. Some soil comes from rock. Some soil comes from dead plants and animals. Let's learn about both. Then you will test soil yourself.

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Weather in Two Places35 of 45Fast Changes to Earth's Surface