Layers of the Earth
Igneous
Sedimentary
Metamorphic
Processes of the Rock Cycle
100
The thinnest layer of the Earth
What is the crust
100
Igneous rock is formed when what cools?
What is magma
100
Sedimentary rock forms when what collects and hardens into new rock?
What is sediment
100
The word metamorphic is like metamorphosis (caterpillar -> butterfly) because they both mean:__________
What is to change.
100
Do rocks remain the same type of rock forever or can they change over time?
What is they can change over time
200
The layer of the Earth that is liquid metal
What are the outer core
200
Liquid rock found inside the earth is called what?
What is magma
200
Sediment stacks up in layers that are ______________ together.
What is cemented.
200
Metamorphic rock is formed by heat and what?
What is pressure.
200
In order for magma to turn into an igneous rock, what process does it go through?
What is cooling
300
The layer of the Earth where all igneous rocks come from
What is the mantle 
300
Magma that is pushed to the earth's surface is called what?
What is lava
300
Sedimentary rock often forms at the bottom of lakes and rivers after they are washed away by rain and go through the process of _________
What is erosion 
300
Metamorphic rock can be formed only where on the Earth? Inside/outside/either
What is inside.
300
Rocks that go through _______ and ________ are turned into sediments. 
What is weathering and erosion.
400
The specific part of the mantle where you will find convection currents
What is the asthenosphere
400
When magma cools quickly outside of Earth's crust it forms __________ igneous rocks
What is extrusive igneous rocks
400
Sediment is usually formed by ____________ and erosion.
What is weathering.
400
If a metamorphic rock is pushed back deep into the mantle and turns back into magma, what type of rock will it turn into?
What is igneous 
400
Sediments go through ______ and _______ to turn into sedimentary rocks. 
What is compaction and cementation. 
500
When we talk about tectonic plates, we are talking about this thin layer above the asthenosphere (it includes the crust)
What is lithosphere 
500
Magma that cools slowly inside of Earth forms _________ igneous rocks. 
What is intrusive igneous rocks
500
Sedimentary rocks that contain once living things (hint: think bones)
What are fossils.
500
The layer of the earth that metamorphic rocks are found on
What is the crust 
500
All rocks begin as what type of rock?
What is igneous 
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