Understanding Physical Soil Properties (HS)
Students will study some very important soil properties and characteristics. They will
demonstrate the importance of the ability of soils to perform important ecological functions.
objectives
- Name the various materials that comprise soil,
- Understand and identify the various components of the Soil textural Triangle and their usefulness in the ecological functions soil perform on earth.
- Learn basic techniques in determining the particle and bulk density calculations of a soil by direct methods.
- Learn basic techniques in determining the soil water content and its implication on plant growth.
- Demonstrate the ecological function of soils as a natural purifier of contaminated water
- Understand the principles of soil profiles and soil horizons, and basic techniques in profile delineation.
Topic(s)
Soil, ecology
type
High school lesson
9-12
Grade(s):
time needed
6 hours
author
NATURE
national next gen standards
north dakota standards
9-10.1.1 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