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Yr 8 Rock

Rock of Ages

QuestionAnswer
Which type of rock is formed from magma? Igneous
Which type of rock is formed from the compaction and cementation of small rock fragments? Sedimentary
Which type of rock is formed through applying heat and pressure to other rocks? Metamorphic
Are intrusive or extrusive rocks formed on the surface? Extrusive
What is the name for a huge igneous rock that forms below ground and is gradually exposed A batholith
Do intrusive or extrusive rocks have larger crystals? Intrusive
Does long or slow cooling produce larger crystals? Slow
What is the name of an of igneous, extrusive rock? eg Basalt
What is the name for the process where sediments become pushed together? Compaction
What is a mineral? A naturally occuring element or compound, of non-living origin.
What do we call rocks with mineral grains which fit together on all edges? They tend to have a sparkly appearance. Crystalline rocks
What is the name for rocks whose mineral particles only touch at points? They are often gritty to touch and are usually dull. Non-crystalline rocks.
What is the name for the Earth's outer crust and uppermost solid mantle? The lithosphere
Which is the centre of the Earth called? The inner core
What is located between the lithosphere and the outer core? The mantle
What is one type of intrusive, igneous rock? Granite
What is one type of sedimentary rock? Sedimentary rocks include limestone, mudstone and sandstone
What is name of the process of the breakdown of rocks by sunlight, wind, ice and water? Weathering
What is the name for a person who studies rocks? Geologist
What is the name for the process where sediments are moved from one place to another? Erosion
Does physical or chemical weathering involve the breakdown of rocks into smaller pieces AND changing the componenets of the rocks Chemical weathering
What are the small pieces of weathered rock called? Sediments
What is the name of one metamorphic rock? Metamorphic rocks include marble, diamond, ruby, schist and gneiss.
Created by: srolfe
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