Weathering & Erosion

Front

What is weathering?

Back

Weathering is the process of breaking down rocks into smaller pieces.

Front

What is erosion?

Back

Erosion is the movement of weathered materials from one place to another.

Front

What causes weathering?

Back

Weathering can be caused by water, ice, temperature changes, and living things.

Front

What is deposition?

Back

Deposition is when eroded materials are dropped off in a new location.

Front

What role do tree roots play in weathering?

Back

Tree roots can grow into cracks in rocks and break them apart.

Front

How does ice cause weathering?

Back

Ice can freeze in cracks of rocks, expand, and cause the rocks to break.

Front

What is the effect of sunlight on rocks?

Back

Sunlight can cause rocks to expand and contract, leading to cracks.

Front

What is the difference between weathering and erosion?

Back

Weathering breaks down rocks, while erosion moves the broken pieces.

Front

What materials can wind carry that cause weathering?

Back

Wind can carry sand, which can wear down rocks.

Front

What is mechanical weathering?

Back

Mechanical weathering is the physical breaking down of rocks without changing their composition.