SoilSoil

Grade 3 & 4Grade 3 & 4

Lovelyn M. MataacLovelyn M. Mataac

Clayey

• This kind of soil has the smallest particles.

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Sandy

• Sand has the largest particles. You can see each grain of sand.

Loamy

• Loam contains equal amount of silt, sand, and clay.

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Silt

• Particles of silt are smaller than those of sand.

Layers of the Soil

Layers of the Soil

• 1. Topsoil-uppermost layer of the soil. It is dark in color. It is rich in humus.

Subsoil• It is located beneath the topsoil. This layer

is light brown. It is not fertile like topsoil.

Bedrock

• The bottom layer of the soil. Also called the parent rock. It is grayish brown in color.

Assignment: Science

• What is erosion?