In this activity, students demonstrate how substances are dissolved and transported by water through the soil.
By the end of this activity, students should be able to:
- demonstrate the leaching of a substance through sand (soil)
- explain how irrigation and rain can affect nitrate and phosphate leaching.
Download the Word file (see link below) for:
- introduction/background notes
- what you need
- what to do
- discussion questions
- student handout.