Soil:
Soil
Slide 3:
Soil is a natural resource. Soil covers most of Earth´s land. Soil contains air and water. Most plants grow in soil.
Slide 4:
Soil can be different colors. Soil can be hard of soft. Soil can feel wet or dry. Sandy soil is loose. It feels dry and rough.
Slide 5:
Clay soil has very small pieces. Clay soil feels smooth. It feels soft and sticky.
Slide 6:
Humus is a part of soil that comes from living things.