1. Radioactive Dating

2. Warm-up Read the Radioactive Dating Lab and answer the following questions: 1) What is the relative dating? 2) What is absolute dating? 3) What is half-life?

3. Radioactive Dating - Essential Question How could you create a product that helps a classmate correctly infer the age of Earth and the relative age of rocks and fossils from index fossils and ordering of rock layers on a test?

4. Guided Questions What two methods do scientists use to determine the age of rocks? What is the difference between relative dating and absolute dating?

6. Radioactive Dating Lab Get Materials Read Procedure Conduct Activity

7. DE VIDEO http://player.discoveryeducation.com/index.cfm?gui dAssetId=E936D178-9D65-4CE6-886F- E10C84062305

8. Homework Make index cards on Radioactive Dating Concepts

9. Resources http://player.discoveryeducation.com/index.cfm?gui dAssetId=E936D178-9D65-4CE6-886F- E10C84062305 http://player.discoveryeducation.com/index.cfm?gui dAssetId=E936D178-9D65-4CE6-886F- E10C84062305

10. Warm Up (in notebook) Copy the Guiding Questions, located below and in the back of the room, in your notebook. What is an example of Absolute Geologic Dating and Relative Dating? What substance does radioactive dating use to determine the age of rocks? What does the law of superposition state?

11. Homework Create notes in notebook from your activity today.