Weathering

Front

What is weathering?

Back

Weathering is the breaking down of rocks into smaller pieces, known as sediment.

Tags

NGSS.MS-ESS2-2

Front

What causes rocks to break apart when water freezes?

Back

Freezing water expands in cracks of rocks, causing them to break apart.

Front

What is abrasion in the context of weathering?

Back

Abrasion is the process where rocks are worn smooth by wind or water carrying smaller particles that scrape against them.

Tags

NGSS.MS-ESS2-4

Front

What is chemical weathering?

Back

Chemical weathering occurs when rocks break down due to chemical changes in their composition.

Tags

NGSS.MS-PS1-2

Front

What can weak carbonic acid dissolve over time?

Back

Weak carbonic acid can dissolve limestone to form caves and caverns.

Tags

NGSS.MS-ESS2-2

Front

What is mechanical weathering?

Back

Mechanical weathering is the physical breakdown of rocks without changing their chemical composition.

Tags

NGSS.MS-ESS2-2

Front

What is an example of chemical weathering?

Back

An example of chemical weathering is the rusting of iron in rocks.

Tags

NGSS.MS-PS1-2

Front

How does temperature change contribute to weathering?

Back

Temperature changes can cause rocks to expand and contract, leading to cracks and eventual breaking.

Front

What role does water play in weathering?

Back

Water can cause both mechanical and chemical weathering, such as freezing and thawing or dissolving minerals.

Tags

NGSS.MS-ESS2-4

Front

What is erosion?

Back

Erosion is the process of moving sediment from one place to another, often caused by wind, water, or ice.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4