Weathering Junior cert revision notes
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each of the black spaces below before clicking
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| Denudation | Occurs by Weathering and Erosion
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| Weathering | This is the breakdown and decay of rocks that are exposed to the weather. Waste material is not removed
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| Erosion | This is the breaking down of rocks and the removal of the particles that result
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| Mechanical Weathering | Causes rock to be physically broken into smaller pieces
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| Chemical Weathering | This occurs when rocks decay or dissolve due to a chemical change
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| Freeze thaw action | A type of mechanical weathering, can be known as frost action
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| Carbonation | A type of chemical weathering,needs carbon dioxide and rainwater to occur
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| Stalactites | Icicle shaped pieces of calcite that hang from the ceiling of a cavern
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| Stalagmites | Cone shaped pieces of calcite that build up from the ground
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| Pillar/Column | Feature formed when a stalactite and stalagmite join together
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| Cavern | The chamber formed when a cave is enlarged
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| Swallow Hole | The passage through which a river disappears in a Karst region
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| Grikes | Gashes on limestone pavement that are enlarged by carbonation
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| Limestone Pavement | Flat terraces of exposed Limestone
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| Bedding Planes | The horizontal cracks in limestone
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| Joints | The vertical cracks in limestone
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| Scree | The waste material formed as a result of freeze thaw action
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| Flora | The plant life of an area
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| Fauna | The wildlife of an area
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| Carbonic Acid | The weak acid rain formed when carbon dioxide and rainwater are mixed
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| Karst Region | An area where soil has been removed and limestone is exposed at the surface
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| Calcium Carbonate | Otherwise known as dissolved limestone (CC)
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| The Burren | Karst landscape of world importance, comes from the Irish for 'rocky place'
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