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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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drelog drelog
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8 years ago
The earth's major layers formed because ________.
A) radioactive decay caused materials to change over time and resulted in the layering
B) the earth's mantle grew like a crystal forming around the earth's core but the crust was exposed to space and stayed more like the original material
C) the earth was heated after its formation resulting in melting and redistribution of major chemical compositions
D) the chemical composition of the solar nebula changed over time
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Earth Science

Earth Science


Edition: 14th
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PulsaPulsa
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8 years ago
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drelog Author
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#2
8 years ago
Exactly what I needed, exam is tomorrow!
ןnɟʎoɾ sʎɐʍן∀ Slight Smile
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#3
3 years ago
Amazing
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