TTO 1 - How do glaciers shape the landscape? (T/H)

• Aardrijkskunde
• Middelbare school
• mavo, havo, vwo
• Leerjaar 1

What do you see in the image?

1. Mountain glacier
2. Ice sheet
3. Ice shelf
4. Iceberg

What do you see in this picture?

1. Mountain glacier
2. Ice sheet
3. Ice shelf
4. Iceberg

What do you see inside the red circle?

1. Mountain glacier
2. Ice sheet
3. Ice shelf
4. Iceberg

What do you see here?

What did the two images have to do with each other?

How do rocks break off the moutain?

Freeze-thaw weathering

Water expands when it freezes. What does the word 'expand' mean?

Put the sentences in the correct order.

1

2

3

4

5

It expands

There are little cracks in the rock

At night it is very cold, the water freezes

It rains, water gets into the little cracks

The rock breaks

Erosion

Erosion 2

Make the correct combinations

Transportation

Erosion

Deposition

The rock is picked up by the glacier.

The glacier melts, rocks are left behind.

Rocks scrape over the glacier bed.

There are rocks on top of the glacier.

The glacier brings the rocks to another place.

Now:

TL starts working on assignment

Havo: continues with lessonup.

Types of erosion

There are two types of erosion: 

- Plucking

- Abrasion

Water seeps into little cracks in the rock. The water expands, the rock breaks off. This is ...

1. Abrasion
2. Striation
3. Plucking
4. Freeze-thaw weathering

As the glacier moves, rocks scrape over the bed of the glacier. This process is called ...

1. Abrasion
2. Striation
3. Plucking
4. Freeze-thaw weathering

The glacier moves and picks up a rock. This is ...

1. Abrasion
2. Striation
3. Plucking
4. Freeze-thaw weathering

Make the correct combinations

Abrasion

Plucking

Freeze-thaw weathering

Water gets into the cracks in the rock.

Striations are a result of this process.

Rocks scrape over the glacier bed.

Rocks are transported at the base of the glacier.

When the glacier moves, it picks up rocks.

Happens when water freezes.