Fact 1: Igneous rocks are formed from magma cooling.

Fact 2: Finally, the magma comes to rest, cools, and solidifies.

Given the two facts above, answer the question "gneous rocks are formed when magma" with the following options: 
- barrel-shaped
 - retreats
 - expands
 - calcite
 - heating liquids
 - condenses
 - Water expanding
 - solidifies


 

        solidifies 