The Geologic Strata and Relative Age Dating Lab
Lab Questions on Relative Age Dating Principles
Index Fossils And Relative Dating Lab Answers
The only materials that start out with usable amounts of carbon-14 in them are carbon-bearing materials which derived their carbon immediately from the atmosphere or from shallow water.
This method is known as 'relative dating' and the superposition is called the 'relative age'.
The only exception is instead of rock layers we're focusing on fossils.