B1L Weathering and erosion

• aardrijkskunde
• Middelbare school
• havo
• Leerjaar 1

Weathering

Erosion

What will you learn today?

After this lesson you can:

- explain the key words 'weathering' and 'erosion' in your own words

- tell someone how the processes of weathering and erosion work

- discribe 3 different kinds of weathering

- discribe the main difference between chemical and physical weathering

- discribe 3 different kinds of erosion

- tell someone what desertification is and what you can do about it

- recognize different forms of weathering and erosion in a landscape

Refresh your knowledge

Weathering and erosion are exogenous forces?

True

False

Weathering

Explain in your own words what weathering is 

There are 3 different types of weathering. Which types do you know?

What type of weathering is this?

What type of weathering is this?

What type of weathering is this?

Which 2 factors affect weathering?

1. Climate
2. Erosion
3. Type of rock
4. Endogenous forces

How is this landscape formed?

Swash/backwash, how does erosion work here?

Just around the corner

The dust bowl. How does erosion by wind work? What can you do about it?

Summary

Shaping landscapes by 2 exogenous forces:

1. Weathering (breaking rocks apart)

1A Physical weathering

1B Chemical weathering

1C Biological weathering

2. Erosion (transportation of rocks)

2A Fluvial erosion

2B Coastal erosion

2C Wind erosion