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Layers of the Earth
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Does the inner core create the magnetic field?
Yes
No
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What does the magnetic field do?
It protects the Earth from harmful sun rays
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What is the 3rd layer?
Outer Core
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What is the oceanic crust made of?
Iron
Granite
Nickel
basalt
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T/F the outer core is around 1,367 miles thick and flows around the inner core
T
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What is the liquid called?
Magma
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Which layer do we live on?
Mantle
Outer core
Inner core
crust
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T/F The outer core is mostly composed of iron, nickel, sulfur and oxygen.
True
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T/F the mantle is mostly made up of molten rock
True
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What happens when the tectonic plates hit into eachother?
Volcanoes
All of them
Tsunamis
Earthquakes
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What percentage of the mantle makes up the weight of the earth?
73
85
25
100
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Does the mantle get hotter or colder the deeper you go?
Hotter
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Put the layers in order
Inner core, outer core, mantle, crust
Crust, mantle, inner core, outer core
Crust, mantle, outer core, inner core
Mantle, outer core, crust, inner core
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T/F The outer cores temperature ranges from 8,000-10,000
True
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Does the inner core help/hurt the magnetic field
Helps
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What is the second layer?
Mantle
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What is the continental crust made of?
Basalt
Iron
Nickel
Granite
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Is the outer core a liquid or a solid?
Liquid
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Is the crust solid or liquid?
Solid
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Is the inner core
All of them
Made of iron/nickel
Very hot
The 4th layer
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Which layer is the THICKEST?
Mantle
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Is the inner core in a liquid or solid state of matter?
Solid
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Why isn't the inner core in a liquid state?
Because of all the pressure
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T/F the crust is the THICKEST layer?
False: it is the thinnest
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The crust is covered in mountains, volcanoes, beaches. These are examples of _________
Landforms
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T/F : the inner core is the coldest layer?
True
False
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