soil horizons

What is soil?

• Weathering forms the rocks and minerals

• A mixture of rock, mineral particles and organic matter.

• The layers in the soil profile used to classify soil types.

• Organic material in soil comes from living things such as plant and animal remains

Tags

NGSS.MS-LS2-3

What is another name for the O horizon?

• Organic

• Optional

• Orizon

• Organism

Tags

NGSS.MS-ESS2-1

What is another name for the A horizon?

• Top Soil

• Anaerobic

• Subsoil

• Roots

What is another name for the B horizon?

• Top Soil

• Bedrock

• Subsoil

• Base soil

What is another name for the B horizon?

• Top Soil

• Bedrock

• Subsoil

• Base soil

What is another name for the R horizon?

• Top Soil

• Bedrock

• Subsoil

• Parent Material

Tags

NGSS.MS-ESS2-2

What is a soil horizon?

• Weathering forms the rocks and minerals

• A mixture of rock, mineral particles and organic matter.

• The layers in the soil profile used to classify soil types.

• Is a vertical cross section of soil.

Made of small fine soil particles & other organic matter. Plant roots, fungi, & earthworms live in the horizon. It is typically 2-10ft deep.

• A Horizon

• C Horizon

• Bedrock

• O horizon

• B Horizon

Tags

NGSS.MS-LS2-3

Made of solid rock & nothing lives in the layer

• A Horizon

• C Horizon

• Bedrock

• O horizon

• B Horizon

How is soil formed? Check all that apply!

• Weathering forms the rocks and minerals of soil

• A mixture of rock, mineral particles and organic matter.

• The layers in the soil profile used to classify soil types.

• Organic material in soil comes from living things such as plant and animal remains

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2