Andrew Bell conducts a small experiment that shows us how rocks form their layers. He then explains that there is much more 'time' in the boundary of two rock units, than in the actual rocks themselves.
Geological time - for iPod/iPhone
Education
Andrew Bell conducts a small experiment that shows us how rocks form their layers. He then explains that there is much more 'time' in the boundary of two rock units, than in the actual rocks themselves.
