Soils: Texture and Water Retention Properties (HS)
Students will study two very important soil properties and characteristics and show how they are
important when considering construction materials and decisions about how to build structures on the earth's surface.
objectives
- Name the various materials that comprise soil, including weathered rock and other organic matter;
- Understand and identify the various components of the Soil textural Triangle and their
usefulness in soil science.
- Learn techniques in determining the textural class of a soil by direct and indirect methods.
- Perform experiments to demonstrate soil water retention properties.
- Identify the usefulness of soil properties in construction and other human activities
Topic(s)
Soil
type
High school lesson
9-12
Grade(s):
time needed
6 hours
author
NATURE
national next gen standards
north dakota standards
10.1.1 Explain how models can be used to illustrate scientific principles
9-10.2.1 Explain how scientific investigations can result in new ideas
9-10.2.6 Design and conduct a guided investigation
9-10.2.7 Maintain clear and accurate records of scientific investigations
9-10.2.8 Analyze data found in tables, charts, and graphs to formulate conclusions
9-10.6.3 Explain how emerging technologies may impact society and the environment
11-12.1.2 Identify structure, organization, and dynamics of components within a system
11-12.8.1 Identify the criteria that scientific explanations must meet to be considered valid