Layers of the Earth Extension

Warm-up: 
1. The part of the Earth on which the tectonic plates move is the ______________.
2. The layer that makes up the tectonic plate is called ____________.
3. The thickest layer of the physical model is ______.

*Get out the articles (your homework from last night)
*Write homework in agenda

Classwork:
Group discussion- articles
Class discussion-articles.
"Is Stevenson's probe realistic? Why/why not?"
"What if we really could drill into the center of the Earth?"
Introduce "Journey to the Center of the Earth" mini-project
Homework:
start working on the "mini-project": Create a machine, brochure, or newspaper article
MINI-PROJECT DUE TUESDAY, SEPT. 11