<P> Geology ( from the Ancient Greek γῆ , gē , i.e. `` earth '' and - λoγία , - 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 . Geology can also refer to the study of the solid features of any terrestrial planet or natural satellite , ( such as Mars or the Moon ) . </P>
<P> Geology ( from the Ancient Greek γῆ , gē , i.e. `` earth '' and - λoγία , - 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 . Geology can also refer to the study of the solid features of any terrestrial planet or natural satellite , ( such as Mars or the Moon ) . </P>
what is used in nature to provide change over time
what is used in nature to provide change over time
Geology
Geology