Soil/Weathering

A layer of soil with properties that differ from other layers

• weathering

• humus

• soil horizon

• soil profile

Natural forces breaking down rocks.

• weathering

• humus

• soil horizon

• soil profile

Tags

NGSS.MS-ESS2-2

Soil horizons in a specific location.

• weathering

• humus

• soil horizon

• soil profile

Decayed organic matter.

• weathering

• humus

• soil horizon

• soil profile

Tags

NGSS.MS-LS2-3

A cat digs and scratches a rock. This is an example of____.

• ice wedging

• animal actions

• abrasion

• pressure release

Wind blows some dirt against a rock and breaks off parts of the rock. This is an example of_____.

• abrasion

• pressure release

• plant root growth

• ice wedging

The force of Earth pushes up from underground. The rock on top expands and breaks up. This is an example of____.

• ice wedging

• abrasion

• animal actions

• pressure release

Tags

NGSS.MS-ESS2-2

Water freezes in a crack on a rock. It expands and makes the crack bigger. This is an example of _____.

• abrasion

• plant root growth

• ice wedging

• animal actions

A bush grows in dirt collected in a crack on a cliff. The bush grows, and the crack expands. This is an example of _____.

• pressure release

• anrasion

• ice wedging

• plant root growth

Tags

NGSS.MS-LS1-5

Chemical weathering ______.

• does not change the mineral composition of rocks.

• changes the mineral composition of rocks.

• has no effect on rocks.

Tags

NGSS.MS-PS1-2