Question

After collecting samples of igneous rocks, a student wishes to classify them as either intrusive or extrusive. Which characteristic of the samples might be the most useful to use? Please Help me @Physics

Answer 1

I know this is not math

Answer 2

Is this Chemistry?

Answer 3

its earth science

Answer 4

Bad at 'rocks' sorry

Answer 5

its ok

Answer 6

anyone can help me?

Answer 7

The sizes of rocks can help. The magma inside the earth cools slowly hence larger rocks are obtained..

Thus larger rocks can be intrusive rocks while relatively smaller rocks might be extrusive rocks

Answer 8

They also have grainy look. That might help

Answer 9

ty mr

Answer 10

Np 'mr' ;)