what is a geologist
A geologist is a scientist who studies the solid and liquid matter that constitutes the Earth as well as the processes and history that have shaped it.
For the scientific journal, see Geology (journal). Geology (from the Ancient Greek Î³á¿, gÄ, i.e. earth and -Î»oÎ³Î¯Î±, -logia, i.e. study of, discourse) is an earth science concerned with the solid Earth, the rocks of which it is composed, and the processes by which they change over time.