Weathering and Erosion

Front

What is weathering?

Back

The breaking down of Earth’s crust into smaller and smaller pieces.

Front

What is erosion?

Back

The process by which water, ice, wind or gravity moves fragments of rock and soil.

Front

What is deposition?

Back

The process by which water, ice, wind or gravity deposit rock sediments and soil in a new place.

Front

What causes erosion on beaches and lakes?

Back

Waves.

Front

What natural forces can cause erosion?

Back

Water, ice, wind, and gravity.

Front

What is the difference between weathering and erosion?

Back

Weathering breaks down rocks; erosion moves the broken pieces.

Front

How does wind contribute to erosion?

Back

Wind can blow sand and soil from one location to another.

Front

What is sediment?

Back

Small pieces of rock and soil that are moved by erosion.

Front

What role does gravity play in erosion?

Back

Gravity pulls rocks and soil down slopes, causing erosion.

Front

Can erosion be a slow process?

Back

Yes, erosion can happen slowly over time, like the wearing away of a mountain.