Cave Arch and Stack Formation

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Cave Arch and Stack Formation  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

 Tom Abbott, Biddulph High School and made available through www. sln  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

Waves attack the headland cutting caves on each side  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

 Tom Abbott, Biddulph High School and made available through www. sln  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

Wave attack opens up the caves on each side of the headland until they join and form a natural arch  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

 Tom Abbott, Biddulph High School and made available through www. sln  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

The arch enlarges until it collapses, leaving a standing rock called a stack New arch forms  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

 Tom Abbott, Biddulph High School and made available through www. sln  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools

The old stack is worn down into a stump Another arch collapses and a new stack is formed.  Tom Abbott, Biddulph High School and made available through www.sln.org.uk/geography and only for non commercial use in schools