Curated OER
Magnetic Storms
In this magnetic storms learning exercise, students use a graph of data collected over time showing the magnitude of a magnetic storm. Students use the data to solve 6 problems about the graph and they determine the strength of the storm...
CK-12 Foundation
Ck 12: Earth Science: Continental Drift Part Ii Study Guide
This comprehensive study guide covers the main terms and concepts needed for an earth science unit on continental drift. Review questions are included at the bottom of the study guide. Part II of II.