Skip to main content
  • What Is Soil?

    Book Chapter | January 2001

    Soil is the solid material on Earth’s surface that results from the interaction of weather and biological activities with the underlying geologic formation. Soil is produced from broken down rocks, organic matter (…

  • Digging Into Soil

    Book Chapter | May 2009

    For this Earth science investigation, students examine the composition of soil samples taken from three different depths at the same location. Students answer questions such as “How do the three samples compare? How…

  • Rocks and Soils

    Book Chapter | February 2012

    Rocks and soil are indeed a part of everyday life and an important component of a complete science curriculum. Use the lessons in this chapter to introduce students to rocks and soils in their local area and beyond. The…

  • The Dirt on Soil

    Book Chapter | April 2012

    Have you ever played in the dirt? Repotted a plant? Planted a garden? In each and every one of these activities, you touched something that is a valuable resource in our lives—dirt! This chapter has students…

  • Describing Soil

    Book Chapter | September 2013

    The purpose of the assessment probe in this chapter, is to elicit children’s ideas about soil. The probe is designed to find out if students recognize that soil is made up of living and nonliving material.

  • Mars Soil

    Book Chapter | March 2017

    This high school life science lesson has the following learning goals for students: design and conduct an experiment that addresses the properties common to living things; use teamwork to solve a problem; and synthesize…

  • Lab 11: Soil Texture and Soil Water Permeability

    Book Chapter | March 2018

    In this lab investigation, students are introduced to the disciplinary core ideas of (a) Earth Materials and Systems and (b) The Roles of Water in Earth’s Surface Processes as they determine how soil texture affects…

  • Who Uses Soil?

    Book Chapter | January 2001

    Two natural forces are continuously at work on the landscape—the forces of destruction and the forces of construction. In locations of destruction, the material that is lost through natural events must go somewhere else…

  • What Lives in Soil?

    Book Chapter | January 2001

    This section introduces students to the animals that depend on soil. In addition to studying the animals students can see, introduce them to Earth's vast invisible life—the billions of microscopic organisms, such as…

  • Soil: It's Not Dirt

    Book Chapter | March 2010

    The focus for this chapter is soil, and the activities investigate the general soil characteristics of color, structure, and texture. Students learn that an examination of the soil can tell much about the area under…

  • Something About Soil

    Book Chapter | March 2017

    This high school life science lesson has the following learning goals for students: develop research questions and experimental designs to explain soil properties; collect relevant data using appropriate methods;…

  • Soil Scientist James Hartig

    Journal Article | August 2021

  • Where Is Our Soil Going?

    Book Chapter | January 2001

    Soil erosion can be caused by water or wind. Although undetectable at first, the natural process of erosion from water and wind can lead to significant soil losses from agricultural and urbanizing land. In this section…

  • Soil Texture 5E

    Journal Article | September 2020

  • Heat Exchange in Air, Water, and Soil

    Book Chapter | May 2009

    The Earth is composed, at least at the surface, of soil/rock, water, and air. How do the heat exchange properties of these three very different substances compare, and what effect, if any, do they have on climate and…

Asset 2