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Geo
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What is Carbonation?
Rain mixes with carbon dioxide to form acid and wear away limestone.
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What are Passages?
Tunnels under the ground in limestone.
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What are Stalactites?
Rock shapes hanging from the cave roof.
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What is a Grike?
A gap or crack between clints.
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What is a Pillar?
Formed when a stalactite and stalagmite join together.
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What is Scree?
Broken rock pieces at the bottom of a slope.
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What is Chemical weathering?
Rock is broken by chemical reactions
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What is Denudation?
The wearing down of the Earth’s surface.
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What is Weathering?
When rocks are broken down where they are.
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What does Permeable mean?
Water can pass through it.
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What is a Joint?
A crack in rock.
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What are Caves?
Large open spaces underground.
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What is Biological weathering?
Rock is broken by plants or animals.
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What is Freeze–thaw?
Water freezes in cracks
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What is Mechanical weathering?
Rock is broken by physical forces like ice or temperature.
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What is a Bedding plane?
A line between layers of rock.
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What are Stalagmites?
Rock shapes growing up from the cave floor.
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What is a Karst landscape?
A landscape where limestone has been worn away.
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What is a Swallow hole?
A hole where a river goes underground.
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What is Erosion?
When broken rock is moved away by wind
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What is a Clint?
A flat block of limestone.
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