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What type of rock is limestone?
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What type of rock is limestone?
Limestone is a type of sedimentary rock that is formed from the tiny shells and skeletons of dead sea creatures.
Define igneous rock.
Igneous rock is formed when magma from the mantle cools and hardens.
True or False?
Metamorphic rock is a rock which has been changed by heat and pressure.
True.
Metamorphic rock is a rock that has been changed by heat and pressure from an existing rock (igneous, sedimentary or older metamorphic rock).
True or False?
Limestone and chalk are relatively strong and permeable.
True.
Limestone and chalk are relatively strong and permeable.
What are the main types of sedimentary rocks in the UK?
The main types of sedimentary rocks in the UK are limestone, chalk, clay and shale.
What is meant by the term landscape?
Landscape refers to the character of an area, resulting from the action and interaction of natural and human elements.
Describe the landscape of the UK.
The UK has a varied landscape with uplands, lowlands and important rivers.
True or False?
Most cities in the UK are in upland areas and away from main river courses.
False.
Most cities in the UK are situated in lowland areas and often on main river courses.
What processes created the upland mountain ranges in the UK?
In the past, when tectonic plates collided, it forced the rocks to fold and uplift. This created the mountain ranges of the uplands: Scottish Highlands, Snowdonia, and the Lake District.
True or False?
In the UK, the uplands are mostly sedimentary rock.
False.
In the UK, the uplands are mostly igneous and metamorphic rock, with the softer sedimentary rock found in the lowlands of the south, southeast and central UK.