Weathering

Front

What is weathering?

Back

A process that breaks down rocks into smaller pieces.

Tags

NGSS.MS-ESS2-2

Front

What might cause mechanical weathering?

Back

Growing plants and expanding ice.

Tags

NGSS.MS-ESS2-2

Front

How might a weathering mountain appear different from an unweathered mountain?

Back

The weathered mountain would appear rounder in shape.

Tags

NGSS.MS-ESS2-2

Front

What types of rocks are formed by weathering?

Back

Sedimentary rocks.

Front

How long does the weathering process take?

Back

Years and years.

Front

What is mechanical weathering?

Back

The physical breakdown of rocks without changing their chemical composition.

Front

What is chemical weathering?

Back

The breakdown of rocks through chemical changes, often involving water and acids.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Front

Give an example of mechanical weathering.

Back

Frost wedging, where water freezes in cracks of rocks and expands.

Tags

NGSS.MS-ESS2-4

Front

What role do plants play in weathering?

Back

Plants can break rocks apart with their roots, contributing to mechanical weathering.

Front

What is erosion?

Back

The process of moving weathered rock and soil from one place to another.

Tags

NGSS.MS-ESS2-2