Aim: to examine the characteristics of limestone scenery - PowerPoint PPT Presentation

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Aim: to examine the characteristics of limestone scenery

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Aim: to examine the characteristics of limestone scenery But . a lot of limestone scenery is underground Limestone Scenery Limestone is made up of ... – PowerPoint PPT presentation

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Title: Aim: to examine the characteristics of limestone scenery


1
Aim to examine the characteristics of limestone
scenery
2
Limestone Pavement
Clint
Gryke
3
But. a lot of limestone scenery is
underground
4
Stalactities
5
Stalagmites
6
Goredale Scar a limetone gorge (near Malham,
Yorkshire)
7
Swallow Hole
Rivers disappear here
8
Resurgence of a river at the base of a limestone
cliff (Vaucluse in France)
9
Limestone Scenery
  • Limestone is made up of CalciumCarbonate. It is
    a sedimentary/igneous rock. It was laid down in
    layers on dry land/the sea bed. The junctions
    between the layers are called cracks/bedding
    planes. Weaknesses in the layers of limestone
    are called joints/joins. Limestone is a(n)
    permeable/impermeable rock. This means water
    cannot/can pass through it. Rainwater is
    slightly acid/alkaline so it slowly dissolves the
    limestone where it is weak/strong along the
    joints.

PS. This is task 3 on your worksheet
10
Now do Task 1(on the separate sheet). You will
need to use the book Page 29. You can choose any
2 colours you like. Dont forget to write the
names on!
  • Task 2 copy the labels on to your diagram. Use
    Page 30 to help you.
  • Colour in the diagram.
  • Stick it in your book

Done all that??????????? So now do the extension
use the book Pages 30-31
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