Shared Flashcard Set

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Grant Talbot
Rock cycle
25
Science
7th Grade
01/13/2014

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Cards

Term
Magma
Definition
molten rock below earth surface
Term
lava
Definition
molten rock above earths surface
Term
igneous
Definition
cool magma, lava
Term
weathering
Definition
rock broken down by wind or water or ice
Term
rock cycle
Definition
process that changes, creates rocks
Term
erosion
Definition
movement of sediment by wind or water
Term
metamorphic
Definition
formed by heat and pressure
Term
sedimentary
Definition
compacted cement sediment
Term
Detrital sediment rocks
Definition
a sedimentary rock made of sediment
Term
conglomerate
Definition
a sedimentary rock made up of large pebbles (smooth)
Term
Sandstone
Definition
a sedimentary rock made up of sand Quartz (feltspar)
Term
Shale
Definition
a sedimentary rock made up of mud or clay sediment
Term
Chemical sediment rock
Definition
a sedimentary rock formed from dissolved minerals
Term
limestone
Definition
sedimentary rock made up of CaCO3(calcium carbonate)
Term
Halite rocksalt
Definition
a sedimentary rock made up of salt
Term
organic
Definition
a sedimentary rock made by animals/plants
Term
coal
Definition
a sedimentary rock made of dead plants
Term
Igneous rock
Definition
formed from cooled magma or lava
Term
crystal size
Definition
The longer it takes a rock to cool the larger the crystal size
Term
intrusive
Definition
an Igneous rock that formed from cooled magma and has crystals
Term
granite
Definition
an Igneous rock that has crystals
Term
extrusive
Definition
an Igneous rock that forms from cooled lava and doesn't have crystals
Term
obsidian
Definition
an Igneous rock that has no crystals/volcanic glass
Term
scoria
Definition
an Igneous rock that has no crystals/ has air holes/solidified foam
Term
pumice
Definition
an Igneous rock that has no crystals/solidified ash
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