Question

How would a geologist identify an igneous rock as intrusive?

A.
An intrusive rock has coarse grains because it cooled more slowly on the surface of the earth.

B.
An intrusive rock has fine grains because it cooled more slowly beneath the surface of the earth.

C.
An intrusive rock has coarse grains because it cooled more slowly beneath the surface of the earth.

D.
An intrusive rock has fine grains because it cooled more quickly beneath the surface of the earth.

Answer 1

C. :)

Answer 2

I say that because intrusive means slow cooling beneath the earth while extrusive is on the Earth's surface cools quite fast. Extrusive is fine grained and intrusive is coarse grained.

Answer 3

Hope I helped, Tori! :D

Answer 4

:D

Answer 5

i got it right btw thx!