We revisited the current understanding of Earth's structure and explored in more detail Wegener's idea, Continental Drift and the evidence for and against it.
Assignments:
What is the basic structure of planet Earth, and how do we know?
We considered the current understanding of Earth's structure and how geologists have figured it out. More information is available at The Dynamic Earth, courtesty of the United States Geological Survery. Assignment:
The origin of the idea of "continental drift" was on the docket today. Here's a good guide to the following video. And here's a nice artistic response (don't you think?) to the Wegener effort: Review material:
It may be helpful for some of us to review these online materials: Rock Cycle Sedimentary Rocks Igneous Rocks (only slides 1-42) Metamorphic Rocks (only slides 1-23) Assignment:
We finished up Chapter 4 today with a discussion of the rock cycle. You should be prepared to discuss each process indicated in the diagram above.
Finally, we worked on some pressure problems. We will have more to say about these problems tomorrow. Assignment:
|
Earth ScienceMr. Swackhamer Archives
March 2020
Categories |