* read about and discuss the theory of plate tectonics;
* map the regions of the United States that are most susceptible to earthquakes and those that have volcanoes;
* list the states that lie on plate boundaries;
* look at a population density map and explain if people avoid living in areas at high risk for earthquakes and volcanoes; and
* research specific volcanoes or earthquake zones and write pretend letters to residents of these areas describing the risks.