Inside of the Earth | Tectonics | Relative Rock Dating | Rock Types | Miscellaneous |
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What is the crust?
It's not just on a pizza: This top layer of the e=Earth's interior is, on average 25 miles thick
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What is a normal fault?
A fault where the two rock boundaries are being pulled apart
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What is radioactive carbon dating?
This modern process can accurately date strata without reference rocks
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What is the way they were formed?
The different rock categories are based off of this defining difference
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What is a syncline
This fold has the youngest strata in the center
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What is oceanic crust?
This portion of the uppermost layer of the Earth's interior is the denser of the two, and referred to as "sima"
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What is a transform boundary?
This boundary type is where you would find a "strike-slip fault"
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What is the law of superposition?
This law states that layers on the bottom are oldest, and layers on the top are youngest
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What are metamorphic rocks?
These rocks form from intense heat and pressure
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What is the Anthropocene/Holocene?
This is the current Epoch
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What are plates?
The Lithosphere is divided into 15 of these culinary-esque objects
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What is orogeny?
This process, propelled through converging continental-continental plates literally "moves mountains"
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What is the law of lateral continuity?
This law states that rock layers will continue until they encounter a new environment
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What is magma?
Lava inside of the Earth has this fiery name
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What is the Hadean?
This "devilish" Period saw the very early formation of the Earth
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What is radioactive decay, leftover heat from planetary formation, or inner/outer core boundary reactions?
One of these 3 sources of the Earth's core's heat
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What is a divergent boundary?
This boundary type created the Great Rift Valley in Africa
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What is "any rock inclusion is older than the rock that contains it"
The meaning of the principle of inclusions
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What are clastic sedimentary rocks?
This type of sedimentary rock is formed through the bonding of different rock sediments
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What is 287°
The Azimuth of N73°W is
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What are mantle plumes?
Aloha! The Hawaiian Islands are an example of this volcanic feature which occurs thanks to convection currents in the Earth's mantle
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What is a hanging wall block?
I hope it doesn't fall! The name of the rock layer above the strike
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What are batholiths, sills, dikes, or laccoliths?
These are one of the four main types of igneous intrusions
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What are organic sedimentary rocks?
This type of sedimentary rock is formed the cementation of biological matter
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What is dormant?
A volcano that could erupt but will not in the foreseeable future is known as this term
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