Soil

layer of solid rock beneath soil and sand.

• topsoil

• mantle

• bedrock

• core

Tags

NGSS.MS-ESS2-1

a kind of soil that can be shaped when wet, feels hard when dry, has the smallest particles.

• topsoil

• clay

• loess

• loam

the wet, dark part of the soil that is made up of rotted plants and animals. Has the food plants need.

• subsoil

• loess

• loam

• humus

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

the layer of soil in which plants grow. It is closest to the air and sunlight and is the home of many animals and insects.

• humus

• bedrock

• subsoil

• topsoil

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3

layer of soil that contains less organic matter than topsoil, but more minerals.

• bedrock

• subsoil

• topsoil

• crust

particles of air, water, rocks/minerals, and organic matter (humus).

• soil

• topsoil

• subsoil

• undersoil

particles deposited by water, wind, or ice.

• sand

• soil

• sediment

• clay

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2