Where is the energy source found that drives the processes that form igneous and metamorphic rocks

Answer;

The interior of the Earth

Explanation;Igneous rocks are formed from the cooling and crystallizing of magma, which is a hot liquid made of melted minerals., while metamorphic rocks are created by the heat and pressure from the Earth's interior, and sedimentary rocks are formed from the pressure.Therefore, we would say the the internal heat in the Earth is responsible for the formation of the igneous and metamorphic rocks. While energy that drives the formation of sedimentary rocks comes from the sun.

They are like other investigations? say there was a murder u have to do blood test and finger prints which run through a lab.