A geologist concludes that a rock sample is an extrusive igneous rock. Based on this information, which statement about the rock is accurate?

Question

Question 12 options:

A)

The rock cooled slowly over millions of years.

B)

The rock likely came from a pluton.

C)

The rock formed from cooling lava.

D)

The rock formed within Earth's crust.

Answer 1

The accurate statement about the rock is:

C) The rock formed from cooling lava.

Extrusive igneous rocks are formed when lava cools and solidifies on the Earth's surface, typically after a volcanic eruption.