Learn about the rock cycle, the process by which Earth's surface and crust constantly evolve / [John P. Rafferty, narrator] ; [Melinda Leonard, director].

The rock cycle takes many millions of years to complete, but it is the key to geologic change on our planet. Geology, igneous rock, metamorphic rock, sedimentary rock.

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Bibliographic Details
Other Authors: Rafferty, John P. (Narrator), Leonard, Melinda (Director)
Format: Video
Published: Chicago, IL : Encyclopedia Britannica, 2013.
Series:Academic Video Online
Online Access:Click for online access