Category 1
Category 2
Category 3
Category 4
Category 5
100
1. Most rocks are a _______________________ of minerals
mixture
100
___________________ is a rock that forms when magma hardens BENEATH Earth’s surface.
intrusive igneous rock
100
In order, what are the processes that form sedimentary rock
weathering --> erosion --> deposition --> compaction --> cementation
100
The heat in contact metamorphism comes from ____________.
magma
100
In an undisturbed sequence of _________________ rocks, the oldest rocks would be at the bottom of the sequence.
sedimentary
200
A _____________________________ is a naturally occurring, solid mass of mineral or mineral-like matter.
rock
200
___________________ is a rock that forms when lava cools.
extrusive igneous rock
200
_____________ sedimentary rock is formed from weathered particles of rocks and minerals.
Clastic
200
What are the 3 agents of metamorphism?
heat, pressure, hydrothermal solutions
200
Most __________________ form under conditions found a few kilometers under Earth’s surface.
metamorphic
300
Name the 3 types of rock:
igneous, sedimentary, metamorphic
300
What type of texture in igneous rock occurs when magma solidifies slowly?
coarse-grained texture
300
Fossils are only found in
sedimentary rocks
300
_________________ metamorphic rock forms when crystals combine and form visible bands.
foliated
300
Large-scale folding of rocks during the process of mountain building is characteristic of a ___________________________ metamorphism setting.
regional
400
Describe the rock cycle
magma-->cooling-->igneous rock-->weathering-->sediments-->compaction/cementation-->sedimentary rock-->heat and pressure-->metamorphic rock
400
Igneous rocks with 2 different crystal sizes have a ______________________ texture.
Porphyritic
400
Metamorphic rocks are formed 8 kilometers ___________________ Earth’s surface.
below
400
A metamorphic rock can be classified according to its _____________________________ and __________________________
texture and composition
400
A ______________________ is a hot, water-rich fluid that is associated with a cooling magma body.
hydrothermal solution
500
What are the 2 sources of energy that drive Earths rock cycle?
Earth's interior and the Sun
500
______________________ and ______________ form conglomerate rocks
compaction and cementation
500
What is the primary agent of contact metamorphism?
heat
500
Because of the way they form, crystalline limestone and chert are classified as _________________________ sedimentary rock.
chemical
500
Metamorphic rocks that are made of only one mineral, and that form large crystals often have a _________________________ texture.
nonfoliated
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