Unit Plan
Georgia Department of Education

Ga Virtual Learning: Geologic Time and Correlation

For Students 9th - 10th
In this amazing interactive tutorial you will learn about what methods are used by geologists to learn about the history of the Earth. Investigate a geologic time scale and learn about how scientists have developed and organized a record...
Unit Plan
CK-12 Foundation

Ck 12: Fourth Grade Science: Earth Science: Relative Ages of Rocks

For Students 4th - 5th
[Free Registration/Login may be required to access all resource tools.] Looks at how stratigraphy can be used to determine the relative ages of rocks, how unconformities occur, ways to match rock layers in different areas, and how...