Process of Freeze thaw action Flashcards

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1
Q

Intro

A

◍Freeze-thaw action/frost shattering
◍physical weathering
◍Areas of fluctuating temperatures of exposed rock

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2
Q

Stage 1

A

◍Water fills cracks
◍Daytime-warmer

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3
Q

Stage 2

A

◍Water in cracks frezzes causing rock to expand
◍night time-temps below freezing point

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4
Q

Stage 3

A

◍ overtime rock+ scree fall off
◍process is repeated

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5
Q

scree

A

◍Accumulate at lower slopes w. influence of gravity
◍Ex. Great sugar loaf mountain ,co. Wicklow

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