The oldest rocks in the earth's crust were once molten, and came from deep inside the earth. The molten rock, called magma, spewed out in volcanic eruptions during the earth;s early life and solidified into hard rock's called

[A].	granite
[B].	basalt
[C].	igneous rocks
[D].	sedimentary rocks

Answer: Option C

Explanation:

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General Knowledge :: Chemistry : More Exercises

Chemistry - Section 1

The oldest rocks in the earth's crust were once molten, and came from deep inside the earth. The molten rock, called magma, spewed out in volcanic eruptions during the earth;s early life and solidified into hard rock's called

General Knowledge :: Chemistry : More Exercises

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