The Fossil Record
Evidence of Evolution Fossil Record provides evidence that living things have _________ Fossils show the _________ of life on earth and how different groups of organisms have changed over time
Relative Dating Performed by _____________ fossil age compared with that of other __________ The deeper it is, the _______________ it is. Drawbacks – provides no info about age in ___________
Absolute Dating Can determine the absolute age in ______________ Is performed by ____________ __________ – based on the amount of remaining radioactive isotopes remain Drawbacks - part of the fossil is _______________ during the test