The Ring of Fire Becoming educated in physical geography requires an understanding of the theory of plate tectonics and the Earth’s geological history. Students will learn more about these concepts as they investigate the region known as the Ring of Fire http: //nationalgeographic.com/xpeditions/lesso...
Time and Cycles In this activity straws will be used to simulate tree-ring core samples. Using the straws, students will work in groups to reconstruct a 50 year climatic history. http: //interactive2.usgs.gov/learningweb/teachers/...
Mud Fossils This activity calls for the students to observe real fossils http: //interactive2.usgs.gov/learningweb/teachers/...
