Relative and Absolute Dating
Log in Sign up. How can we help? What is your email? Upgrade to remove ads. Explain the difference between relative and absolute dating of earth materials. List and briefly explain, the tools used in relative dating. List, briefly explain, and identify the three types of unconformities. What is a fossil? What is an index fossil? Discuss the correlation of rock layers using physical criteria and fossils.
How is it used to give numerical dates to Earth materials? List several isotopes commonly used in the radiometric dating. List and briefly discuss the major subdivisions of the geologic time scale. Know the dates that divide each era in the phanerozoic eon. What occurred at these dates? Briefly explain the significance of the Precambrian division of the geologic time scale.