ROCKS AND SOIL
Objectives
1.- Rocks and minerals
2.- The soil
2.1.- Caps of the soil
2.2.- Types of soil
2.3.- Soil erosion
Activities

2.3.- Soil erosion

         

LISTEN AND READ

Soil erosion is  the soil  wearing away by wind and water action. When plants disappear, the soil is exposed to the wind and raining water, so the soil is swept till leave bare rock.         The most important thing to conserve the soil is protecting the plants that cover it.

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Created by Yolanda Marcos