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Topic
9th Grade
Biology
Natural Resources
Question
Which is the outermost layer of the Earth?
Options:
A
.
 Crust
B
.
 Mantle
C
.
 Outer core
D
.
 Inner core
Answer: Option A
:
A
The crust is the outermost layer of the Earth followed by mantle.
The outer core is located around 1800 miles under the crust and approximately 1400 miles thick. Inner core isthe center and is the hottest layer of the Earth.
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