Question

why do you think most of earth's igneous and metamorphic rocks are below earth's surface?

Answer 1

Sedimentary rock, which forms a thin covering on Earth's surface, makes up only 5 percent of the crust. ... Sedimentary rocks are most common at the surface because they are formed by processes that occur at thesurface. Most igneous rocks andmetamorphic rocks are formed by processes that occur deeper withinEarth.