Starter quiz
- What is a glacier?
- A large body of ice moving slowly over land ✓
- A type of mountain range formed by tectonic forces
- A river that forms in a cold environment
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- What is erosion?
- The wearing away of the land by water, ice or wind ✓
- The movement of material from one area to another
- Material that has been deposited
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- What is the main process by which glaciers erode the landscape?
- Deposition
- Abrasion ✓
- Transportation
- Weathering
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- Which landform is formed when a glacier erodes a V-shaped valley?
- Corrie
- U-shaped valley ✓
- Drumlin
- Arete
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- Which of the following is a depositional feature?
- Pyramidal peak
- Erratic ✓
- Arete
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- How does freeze-thaw weathering occur?
- Water enters cracks in the rock.
- Water freezes, expands by around 9%, and puts pressure on the rock. ✓
- Ice thaws, releasing pressure, and the process repeats over time.
- The rock weakens and eventually breaks apart.
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Exit quiz
- LGM stand for ...
- Lost Glacial Momentum
- Last Glacial Maximum ✓
- Lose Glacial Moraine
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- Eryri National Park (Snowdonia) in Wales is an example of a glaciated landscape because...
- there are glaciers in the park
- it contains glacial landforms that were created in the past ✓
- it is in a polar region where glaciers are located
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- What is the name of the highest peak in Eryri, North Wales?
- Yr Wyddfa (Mt Snowdon) ✓
- Ben Nevis
- Scafell Pike
- Pen y Fan
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- What type of landform is Cwm Idwal in North Wales?
- A U-shaped valley
- A corrie (cirque) ✓
- A drumlin
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- Yr Wyddfa is a __________ peak: a sharply-pointed mountain peak created due to the formation of three or more corries.
- plateau
- pyramidal ✓
- pointed
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Worksheet
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Lesson Details
Key learning points
- North Wales in the UK is an example of a glaciated landscape.
- Snowdonia in North Wales exhibits landforms of erosion.
- Snowdonia in North Wales exhibits landforms of deposition.
Common misconception
Glaciated landscapes are only found in polar regions
Glaciated landscapes can be found in many mountainous regions around the world, including Snowdonia in North Wales, not just in polar areas.
Keywords
Last glacial maximum (lgm) - period when ice sheets were at their largest extent, during the last Ice Age about 26 000 years ago
Gis - Geographic Information Systems: computer system used for capturing, storing, analysing, and displaying geographic data
Corrie (or cwm) - a bowl-shaped hollow eroded by a glacier, typically forming at the head of a valley
Contour lines - lines drawn on maps that connect points of equal height above sea level
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