Weathering, Erosion, Deposition

Front

What is weathering?

Back

The breaking down of rocks at or near the Earth's surface.

Front

How does water contribute to weathering?

Back

By freezing and expanding in rock cracks.

Front

What are the main causes of weathering?

Back

Water, wind, and ice.

Front

What is erosion?

Back

The process of moving pieces of rock and soil by water, ice, wind, or gravity.

Front

What is deposition?

Back

The dropping of sediment by wind, water, ice, or gravity.

Front

What landform is a result of constant erosion by the Colorado River?

Back

The Grand Canyon.

Front

How does wind contribute to erosion?

Back

By blowing sediment away from one place to another.

Front

What is the difference between weathering and erosion?

Back

Weathering breaks down rocks; erosion moves the broken pieces.

Front

What role does gravity play in erosion?

Back

It helps move soil and rock downhill.

Front

What is an example of mechanical weathering?

Back

Ice freezing in rock cracks and expanding.