Erosion and Weathering

Front

What is weathering?

Back

Weathering is when rocks on Earth’s surface break apart or change without moving anywhere.

Front

Which of these is NOT an example of weathering?

Back

Bright sunshine shining on rocks.

Front

What are the main causes of weathering?

Back

Water, ice, temperature changes, and tree roots.

Front

What is erosion?

Back

Erosion is the process of moving broken earth materials.

Front

What causes erosion?

Back

Running water, waves, wind, and ice.

Front

What is deposition?

Back

Deposition is the process where eroded materials are dropped off in a new location.

Front

How does a fast-moving river affect rocks?

Back

A fast-moving river carries rocks downstream, causing erosion.

Front

What role does ice play in weathering?

Back

Ice can freeze in the cracks of rocks, causing them to break apart.

Front

What is the difference between weathering and erosion?

Back

Weathering breaks down rocks without moving them, while erosion moves broken materials.

Front

What is an example of mechanical weathering?

Back

Tree roots growing in cracks of rocks.