Rocks, Weathering & Soils

What happens to a rock when it weathers?

• It settles out of water that is carrying it.
• It creates a valley.
• It forms a delta.
• It breaks into small pieces.

Tags

NGSS.MS-ESS2-2

Freezing causes

• physical weathering.
• chemical weathering.
• both chemical and physical weathering.
• neither chemical or physical weathering.

Acid rain causes

• physical weathering.
• chemical weathering.
• both chemical and physical weathering.
• neither chemical or physical weathering.

Tags

NGSS.MS-ESS2-2

Abrasion causes

• physical weathering.
• chemical weathering.
• both chemical and physical weathering.
• Neither chemical or physical weathering.

Tree roots cause

• physical weathering.
• chemical weathering.
• both chemical and physical weathering.
• neither chemical or physical weathering.

Physical and chemical weathering both

• change rocks into new materials.
• dissolve rocks.
• break rocks into smaller pieces.
• require exposure to air.

Tags

NGSS.MS-ESS2-4

Different soils may have different textures.

• True
• False

Different soils may have different abilities to retain water.

• True
• False

Different soils may have different abilities to retain water.

• True
• False

Humus is

• the water in soil that makes it moist.
• the dead plant and animal material in soil.
• the name for the smallest pieces of earth materials in soil.
• the layers of different-sized earth materials that form soil.