Fault Lines

Our first goal for this unit is to be able to explain how fault lines form.

Earth's Structure

The first step is to understand the structure of Earth, beneath the surface (which we can see). This interactive website was used to help learn some of the key parts:

http://interactivesites.weebly.com/earths-structure.html

SOURCE: https://en.wikipedia.org/wiki/Structure_of_the_Earth

Plate Tectonics

Thursday's lesson was about tectonic plates:

This video shows some simple models of Convection Currents in the Mantle, and how these make the Tectonic Plates move. If they collide, they often cause Fault Lines and Fold Mountains to form.

Faults