Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1:...

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Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Transcript of Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1:...

Page 1: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Desert landforms – importance of water?

Erosion and deposition.

Earth movements?

Key Idea 1: Different forces shaping landforms.

Page 2: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.
Page 3: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

sandstorm

Page 4: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Depositional landform.

Page 5: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Changing processes as (desert) climate changes.

Landform modification occurs

Page 6: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Landforms of glacial erosion – upland

Impressive features if rocks resistant

Page 7: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Pre-existing landforms?

Weathering?

Transport?

Erosion?

Page 8: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Features of a Glacial lowland – deposition.

See pre and post glacial structures and altered landforms!

Page 9: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Coastal erosion

Time: headland to cave to arch to stack.

Page 10: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Longshore drift

Depositional feature – a spit

Importance of wind and waves

Page 11: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Glaciation meets coasts

Glaciers erode below base level (out to sea)

Sea level rises after ice melts

Page 12: Desert landforms – importance of water? Erosion and deposition. Earth movements? Key Idea 1: Different forces shaping landforms.

Post glacial uplift

Isostatic recovery