CK-12 Foundation
Ck 12: Physics Simulation: Radiocarbon Dating
[Free Registration/Login Required] Learn about how radiocarbon dating works and how anthropologists can use this method to figure out who long ago people lived. A PDF worksheet and a video tutorial are also available. [5:41]
Australian Museum
Australian Museum: Dating the Earth
How do scientists know how old the Earth is? What is radioactive dating? Are there other dating methods? Get the answers to these questions and others at this site presented by the Australian Museum Online.
Northern Arizona University
Land Use History of North America: Fossil Pollen (Palynology)
Use this site to learn why fossil pollen is a useful tool for determining paleoclimates.
CK-12 Foundation
Ck 12: Earth Science: Radiometric Dating Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about methods used in radiometric dating. Includes a few questions to check for understanding.