Periglacial Processes

Question 1

Freeze Thaw / Frost Shattering

Answer 1

Temperatures fluctuate around freezing point, water in cracks freezes + expands repeatedly until rock shatters

Question 2

Frost Heave

Answer 2

Upward movement of soil due to pressure of ice forming underground

Question 3

Solifluction

Answer 3

Mass movement of active layer downslope

Question 4

Meltwater Action

Answer 4

Take place in summer when glaciers are melting

Question 5

Wind Action

Answer 5

Strong wind transports and deposits fine sediment due to lack of vegetation making it easy to pick up