Soil that is a mixture of sand, silt, and clay

• soil

• loam

• clay

• humus

The layer of rocks below the soil

• clay

• soil

• bedrock

• humus

Tags

NGSS.MS-ESS1-4

The middle layer of soil which is a combination of soil and rocks

• subsoil

• tolsoil

• loam

• silt

Materials that plants and animals need to grow

• humus

• loam

• nutrients

• weathering

Tags

NGSS.MS-LS2-1

Soil with the smallest particles

• loam

• clay

• silt

• humus

The top layer of soil made up of broken down pieces of dead plants and animals

• soil

• humus

• clay

• horizon B

Tags

NGSS.MS-LS2-3

Soil with the largest particles

• humus

• loam

• clay

• sand

The layer under the humus that provides support and nutrients to plants

• subsoil

• topsoil

• loam

• bedrock

Which is darker: topsoil or subsoil

• topsoil

• subsoil

Soil is formed form the _______________ of rock.

• weathering

• digging

Tags

NGSS.MS-ESS2-2