DCMP members can access the full video for free here: https://www.dcmp.org/media/13769 - To find out if you qualify, visit https://dcmp.org/signup Geology 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 include the study of the solid features of any terrestrial planet or natural satellite such as Mars or the Moon. This title provides students with a comprehensive overview of geological topics.