Geologists have divided rocks into three groups: Igneous Rocks: formed by the cooling of molten material Sedimentary Rocks: formed from tiny particles that are cemented together Metamorphic Rocks: formed from sedimentary rocks by heat and pressure Click on the rock types to learn more about them.
(Geologists; have divided; rocks; into three groups) (tiny particles that are cemented together; formed; by heat and pressure Click on the rock types)
Geologists tiny particles that are cemented together
have divided formed
rocks into three groups
by heat and pressure Click on the rock types