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