Earth layers
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Last updated 3:32 PM on 3/30/26
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12 Terms
1
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What order do the earth layers go from outside in?
Crust, mantle, outer core, inner core
2
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How deep is the inner core?
5100km
3
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Is the inner core solid or liquid?
Solid
4
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How deep is the outer core?
2900km
5
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Is the outer core solid or liquid?
Liquid
6
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What does the inner core and outer core make up?
The core
7
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Roughly how big is the core?
6378km
8
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What percentage of the mantle is solid?
98%
9
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How is the mantle composed?
The mantle and the upper mantle, with liquid surrounding the solid
10
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How thick is the mantle?
0-100km
11
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What does the crust and upper most solid mantle make up?
Lithosphere
12
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What increases when depth increases?
Pressure and heat
