1. Write a good description of the processes and ideas involved in the theory of plate tectonics. Make sure to include and define the importance of the following terms in your description:
Lithosphere:

Asthenosphere:

Tectonic plate:

Subduction Zone:

Continental Collision:

Convergent plate boundary:

Divergent plate boundary:

Transform plate boundary:

Mid-Oceanic Ridge:

Convection Currents:

Deep Sea Trenches:

Island Arcs:

Earthquakes:

Volcanoes:

Uplift:

Mountains:


2. Describe how the theory of plate tectonics applies to the area of Mount Logan. Be specific. Describe the movements and actions of the relevant plates, and how this has effected Southeast Alaska and Southwest Yukon. How were the Saint Elias mountains formed?