Question

As a frothy, igneous rock, my life began in a volcano where things were pretty hot! After I cooled off and hardened, I thought that the heat wave was over, but after years of ____________ , now look at me! I’m not even an igneous rock anymore! I am metamorphic!

Answer 1

Heat and pressure.

Step-by-step explanation:

It takes an extreme amount of heat and pressure to transform an igneous rock into a metamorphic rock.