Soil
What layer is soil found?
Soil is the upper layer of the earth's surfact.
What is soil made of?
Soil is made of non-living things like roc, minerals, air, and water, and organic material like dead plants.
Why is soil important?
Soil is important for:
- growing plants
- giving us fresh air
- giving organisms a place to live
- cleaning the water
What are soil layers called?
Horizons
Name the soil layers (there are 5!)
1. Organic material/humus
2. topsoil
3.subsoil
4.parent material
5.bedrock