Ask Dr. Jay
If you have any questions about the course, feel free to ask the author of the book! You have to register in order to ask questions, but registration is free, and we won’t share your information with anyone.
Links for the Fourth Chapter
Rocks versus Minerals
This video discusses how rocks are made of minerals.
Minerals in granite
This video discusses what you should have seen in Experiment 4.1.
Three Types of Rock
This video gives examples of igneous, sedimentary, and metamorphic rock.
This video gives an overview of igneous rocks.
This video gives an overview of sedimentary rocks.
This video gives an overview of metamorphic rocks.
The Rock Cycle
This video starts with the three basic kinds of rock and then discusses the rock cycle.
The Rock Cycle Song
If you like this kind of thing…
This uniformitarian video explains the different types of unconformities.
Folded Sedimentary Rock
This video shows models of how folded rock is produced. It uses the term “plastic rock” to just mean rock that is easy to bend without breaking.
Principle of Superposition
This video discusses the Principle of Superposition.
Strata That Defy the Principle of Superposition
This video shows different geological formations caused by various eruptions of Mt. St. Helens. Dr. Austin identifies the sections and tells you the dates they were laid down, showing one section with many layers laid down all at once.