B1L Weathering and erosion

Weathering
Erosion
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Slide 1: Slide
aardrijkskundeMiddelbare schoolhavoLeerjaar 1

This lesson contains 16 slides, with interactive quizzes, text slides and 1 video.

time-iconLesson duration is: 30 min

Items in this lesson

Weathering
Erosion

Slide 1 - Slide

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

Slide 2 - Slide

Refresh your knowledge

Slide 3 - Slide

What is plate teconics?

Slide 4 - Open question

Slide 5 - Video

Weathering
Explain in your own words what weathering is 

Slide 6 - Slide

There are 2 different types of weathering. What types do you know?

Slide 7 - Open question

What type of weathering is this?

Slide 8 - Slide

What type of weathering is this?

Slide 9 - Slide

What type of weathering is this?

Slide 10 - Slide

Which 2 factors affect weathering?

A
Climate
B
Erosion
C
Type of rock
D
Endogenous forces

Slide 11 - Quiz

How is this landscape formed?

Slide 12 - Slide

What is the difference between mechanical and chemical weathering?

Slide 13 - Open question

Mechanical vs chemical weathering

Mechanical weathering -> Rocks breaks down, but the composition remains the same
Chemical weathering -> Rocks breaks apart and the composition of the rock change

Slide 14 - Slide

Just around the corner

Slide 15 - Slide

Summary
Shaping landscapes by 2 exogenous forces:
1. Weathering (breaking rocks apart)
1A Mechanical weathering
1B Chemical weathering
2. Erosion (transportation of rocks)
2A By water
2B By ice
2C By wind
2D By gravity




Slide 16 - Slide